Home / 14,327,264.90-21,490,897.35-12,759,623.30

Finding the Fourth Proportional to 14,327,264.90, 21,490,897.35 and 12,759,623.30

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Solution

The fourth proportional to 14,327,264.90, 21,490,897.35 and 12,759,623.30 is: 19,139,434.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,327,264.90 : 21,490,897.35 = 12,759,623.30 : x
  2. Step 2: Convert to fraction form
    14,327,264.90/21,490,897.35 = 12,759,623.30/x
  3. Step 3: Cross multiply
    14,327,264.90x = 21,490,897.35 × 12,759,623.30
  4. Step 4: Simplify right side
    14,327,264.90x = 274,215,754,564,968.28
  5. Step 5: Solve for x
    x = 274,215,754,564,968.28/14,327,264.90
  6. Step 6: Final answer
    x = 19,139,434.95

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.