Home / 54,192,005.55-74,785,041.66-29,412,192.74

Finding the Fourth Proportional to 54,192,005.55, 74,785,041.66 and 29,412,192.74

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Solution

The fourth proportional to 54,192,005.55, 74,785,041.66 and 29,412,192.74 is: 40,588,866.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,192,005.55 : 74,785,041.66 = 29,412,192.74 : x
  2. Step 2: Convert to fraction form
    54,192,005.55/74,785,041.66 = 29,412,192.74/x
  3. Step 3: Cross multiply
    54,192,005.55x = 74,785,041.66 × 29,412,192.74
  4. Step 4: Simplify right side
    54,192,005.55x = 2,199,592,059,372,849.25
  5. Step 5: Solve for x
    x = 2,199,592,059,372,849.25/54,192,005.55
  6. Step 6: Final answer
    x = 40,588,866.14

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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.