Home / 86,780,475.88-119,757,960.13-47,624,788.73

Finding the Fourth Proportional to 86,780,475.88, 119,757,960.13 and 47,624,788.73

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Solution

The fourth proportional to 86,780,475.88, 119,757,960.13 and 47,624,788.73 is: 65,722,704.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,780,475.88 : 119,757,960.13 = 47,624,788.73 : x
  2. Step 2: Convert to fraction form
    86,780,475.88/119,757,960.13 = 47,624,788.73/x
  3. Step 3: Cross multiply
    86,780,475.88x = 119,757,960.13 × 47,624,788.73
  4. Step 4: Simplify right side
    86,780,475.88x = 5,703,447,549,927,013
  5. Step 5: Solve for x
    x = 5,703,447,549,927,013/86,780,475.88
  6. Step 6: Final answer
    x = 65,722,704.24

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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.