Home / 31,937,155.60-47,912,731.80-10,368,086.80

Finding the Fourth Proportional to 31,937,155.60, 47,912,731.80 and 10,368,086.80

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Solution

The fourth proportional to 31,937,155.60, 47,912,731.80 and 10,368,086.80 is: 15,554,402.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,937,155.60 : 47,912,731.80 = 10,368,086.80 : x
  2. Step 2: Convert to fraction form
    31,937,155.60/47,912,731.80 = 10,368,086.80/x
  3. Step 3: Cross multiply
    31,937,155.60x = 47,912,731.80 × 10,368,086.80
  4. Step 4: Simplify right side
    31,937,155.60x = 496,763,362,127,520.25
  5. Step 5: Solve for x
    x = 496,763,362,127,520.25/31,937,155.60
  6. Step 6: Final answer
    x = 15,554,402.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.