Home / 14,359,489.80-21,539,234.70-10,328,411.40

Finding the Fourth Proportional to 14,359,489.80, 21,539,234.70 and 10,328,411.40

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Solution

The fourth proportional to 14,359,489.80, 21,539,234.70 and 10,328,411.40 is: 15,492,617.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,359,489.80 : 21,539,234.70 = 10,328,411.40 : x
  2. Step 2: Convert to fraction form
    14,359,489.80/21,539,234.70 = 10,328,411.40/x
  3. Step 3: Cross multiply
    14,359,489.80x = 21,539,234.70 × 10,328,411.40
  4. Step 4: Simplify right side
    14,359,489.80x = 222,466,077,222,755.59
  5. Step 5: Solve for x
    x = 222,466,077,222,755.59/14,359,489.80
  6. Step 6: Final answer
    x = 15,492,617.10

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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.