Home / 74,087,952.72-102,240,046.72-41,047,537.20

Finding the Fourth Proportional to 74,087,952.72, 102,240,046.72 and 41,047,537.20

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Solution

The fourth proportional to 74,087,952.72, 102,240,046.72 and 41,047,537.20 is: 56,644,865.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,087,952.72 : 102,240,046.72 = 41,047,537.20 : x
  2. Step 2: Convert to fraction form
    74,087,952.72/102,240,046.72 = 41,047,537.20/x
  3. Step 3: Cross multiply
    74,087,952.72x = 102,240,046.72 × 41,047,537.20
  4. Step 4: Simplify right side
    74,087,952.72x = 4,196,702,121,068,938
  5. Step 5: Solve for x
    x = 4,196,702,121,068,938/74,087,952.72
  6. Step 6: Final answer
    x = 56,644,865.55

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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.