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Finding the Fourth Proportional to 16,613,364.40, 24,893,219.40 and 9,403,457.20

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Solution

The fourth proportional to 16,613,364.40, 24,893,219.40 and 9,403,457.20 is: 14,090,001.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,613,364.40 : 24,893,219.40 = 9,403,457.20 : x
  2. Step 2: Convert to fraction form
    16,613,364.40/24,893,219.40 = 9,403,457.20/x
  3. Step 3: Cross multiply
    16,613,364.40x = 24,893,219.40 × 9,403,457.20
  4. Step 4: Simplify right side
    16,613,364.40x = 234,082,323,198,109.66
  5. Step 5: Solve for x
    x = 234,082,323,198,109.66/16,613,364.40
  6. Step 6: Final answer
    x = 14,090,001.13

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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.