Home / 73,755,469.20-101,779,879.62-40,715,009.10

Finding the Fourth Proportional to 73,755,469.20, 101,779,879.62 and 40,715,009.10

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Solution

The fourth proportional to 73,755,469.20, 101,779,879.62 and 40,715,009.10 is: 56,185,239.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,755,469.20 : 101,779,879.62 = 40,715,009.10 : x
  2. Step 2: Convert to fraction form
    73,755,469.20/101,779,879.62 = 40,715,009.10/x
  3. Step 3: Cross multiply
    73,755,469.20x = 101,779,879.62 × 40,715,009.10
  4. Step 4: Simplify right side
    73,755,469.20x = 4,143,968,724,925,205
  5. Step 5: Solve for x
    x = 4,143,968,724,925,205/73,755,469.20
  6. Step 6: Final answer
    x = 56,185,239.82

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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.