Home / 75,583,347.65-104,308,327.92-42,545,728.61

Finding the Fourth Proportional to 75,583,347.65, 104,308,327.92 and 42,545,728.61

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Solution

The fourth proportional to 75,583,347.65, 104,308,327.92 and 42,545,728.61 is: 58,714,967.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,583,347.65 : 104,308,327.92 = 42,545,728.61 : x
  2. Step 2: Convert to fraction form
    75,583,347.65/104,308,327.92 = 42,545,728.61/x
  3. Step 3: Cross multiply
    75,583,347.65x = 104,308,327.92 × 42,545,728.61
  4. Step 4: Simplify right side
    75,583,347.65x = 4,437,873,810,712,935.50
  5. Step 5: Solve for x
    x = 4,437,873,810,712,935.50/75,583,347.65
  6. Step 6: Final answer
    x = 58,714,967.63

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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.