Home / 14,365,376.20-21,548,064.30-11,814,459.40

Finding the Fourth Proportional to 14,365,376.20, 21,548,064.30 and 11,814,459.40

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Solution

The fourth proportional to 14,365,376.20, 21,548,064.30 and 11,814,459.40 is: 17,721,689.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,365,376.20 : 21,548,064.30 = 11,814,459.40 : x
  2. Step 2: Convert to fraction form
    14,365,376.20/21,548,064.30 = 11,814,459.40/x
  3. Step 3: Cross multiply
    14,365,376.20x = 21,548,064.30 × 11,814,459.40
  4. Step 4: Simplify right side
    14,365,376.20x = 254,578,730,820,939.44
  5. Step 5: Solve for x
    x = 254,578,730,820,939.44/14,365,376.20
  6. Step 6: Final answer
    x = 17,721,689.10

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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.