Home / 56,133,084.80-84,199,627.20-31,946,614.40

Finding the Fourth Proportional to 56,133,084.80, 84,199,627.20 and 31,946,614.40

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Solution

The fourth proportional to 56,133,084.80, 84,199,627.20 and 31,946,614.40 is: 47,919,921.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,133,084.80 : 84,199,627.20 = 31,946,614.40 : x
  2. Step 2: Convert to fraction form
    56,133,084.80/84,199,627.20 = 31,946,614.40/x
  3. Step 3: Cross multiply
    56,133,084.80x = 84,199,627.20 × 31,946,614.40
  4. Step 4: Simplify right side
    56,133,084.80x = 2,689,893,022,782,151.50
  5. Step 5: Solve for x
    x = 2,689,893,022,782,151.50/56,133,084.80
  6. Step 6: Final answer
    x = 47,919,921.60

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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.