Home / 76,468,607.57-105,539,334.20-45,114,322.07

Finding the Fourth Proportional to 76,468,607.57, 105,539,334.20 and 45,114,322.07

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Solution

The fourth proportional to 76,468,607.57, 105,539,334.20 and 45,114,322.07 is: 62,265,230.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,468,607.57 : 105,539,334.20 = 45,114,322.07 : x
  2. Step 2: Convert to fraction form
    76,468,607.57/105,539,334.20 = 45,114,322.07/x
  3. Step 3: Cross multiply
    76,468,607.57x = 105,539,334.20 × 45,114,322.07
  4. Step 4: Simplify right side
    76,468,607.57x = 4,761,335,513,398,897
  5. Step 5: Solve for x
    x = 4,761,335,513,398,897/76,468,607.57
  6. Step 6: Final answer
    x = 62,265,230.99

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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.