Home / 14,326,875.40-21,490,313.10-12,759,233.80

Finding the Fourth Proportional to 14,326,875.40, 21,490,313.10 and 12,759,233.80

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Solution

The fourth proportional to 14,326,875.40, 21,490,313.10 and 12,759,233.80 is: 19,138,850.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,326,875.40 : 21,490,313.10 = 12,759,233.80 : x
  2. Step 2: Convert to fraction form
    14,326,875.40/21,490,313.10 = 12,759,233.80/x
  3. Step 3: Cross multiply
    14,326,875.40x = 21,490,313.10 × 12,759,233.80
  4. Step 4: Simplify right side
    14,326,875.40x = 274,199,929,278,102.81
  5. Step 5: Solve for x
    x = 274,199,929,278,102.81/14,326,875.40
  6. Step 6: Final answer
    x = 19,138,850.70

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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.