Home / 29,134,148.72-40,205,129.22-16,081,410.40

Finding the Fourth Proportional to 29,134,148.72, 40,205,129.22 and 16,081,410.40

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Solution

The fourth proportional to 29,134,148.72, 40,205,129.22 and 16,081,410.40 is: 22,192,348.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,134,148.72 : 40,205,129.22 = 16,081,410.40 : x
  2. Step 2: Convert to fraction form
    29,134,148.72/40,205,129.22 = 16,081,410.40/x
  3. Step 3: Cross multiply
    29,134,148.72x = 40,205,129.22 × 16,081,410.40
  4. Step 4: Simplify right side
    29,134,148.72x = 646,555,183,071,339.12
  5. Step 5: Solve for x
    x = 646,555,183,071,339.12/29,134,148.72
  6. Step 6: Final answer
    x = 22,192,348.55

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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.