Home / 23,181,345.10-31,988,655.99-12,867,256.27

Finding the Fourth Proportional to 23,181,345.10, 31,988,655.99 and 12,867,256.27

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Solution

The fourth proportional to 23,181,345.10, 31,988,655.99 and 12,867,256.27 is: 17,755,925.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,181,345.10 : 31,988,655.99 = 12,867,256.27 : x
  2. Step 2: Convert to fraction form
    23,181,345.10/31,988,655.99 = 12,867,256.27/x
  3. Step 3: Cross multiply
    23,181,345.10x = 31,988,655.99 × 12,867,256.27
  4. Step 4: Simplify right side
    23,181,345.10x = 411,606,234,396,186.38
  5. Step 5: Solve for x
    x = 411,606,234,396,186.38/23,181,345.10
  6. Step 6: Final answer
    x = 17,755,925.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.