Home / 16,220,490.20-24,344,513.40-6,642,742.40

Finding the Fourth Proportional to 16,220,490.20, 24,344,513.40 and 6,642,742.40

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Solution

The fourth proportional to 16,220,490.20, 24,344,513.40 and 6,642,742.40 is: 9,969,756.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,220,490.20 : 24,344,513.40 = 6,642,742.40 : x
  2. Step 2: Convert to fraction form
    16,220,490.20/24,344,513.40 = 6,642,742.40/x
  3. Step 3: Cross multiply
    16,220,490.20x = 24,344,513.40 × 6,642,742.40
  4. Step 4: Simplify right side
    16,220,490.20x = 161,714,331,369,548.16
  5. Step 5: Solve for x
    x = 161,714,331,369,548.16/16,220,490.20
  6. Step 6: Final answer
    x = 9,969,756.12

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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.