Home / 73,811,409.40-101,862,839.50-42,449,482.88

Finding the Fourth Proportional to 73,811,409.40, 101,862,839.50 and 42,449,482.88

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Solution

The fourth proportional to 73,811,409.40, 101,862,839.50 and 42,449,482.88 is: 58,582,066.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,811,409.40 : 101,862,839.50 = 42,449,482.88 : x
  2. Step 2: Convert to fraction form
    73,811,409.40/101,862,839.50 = 42,449,482.88/x
  3. Step 3: Cross multiply
    73,811,409.40x = 101,862,839.50 × 42,449,482.88
  4. Step 4: Simplify right side
    73,811,409.40x = 4,324,024,861,463,438
  5. Step 5: Solve for x
    x = 4,324,024,861,463,438/73,811,409.40
  6. Step 6: Final answer
    x = 58,582,066.06

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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.