Home / 48,291,011.20-72,436,516.80-15,947,905.60

Finding the Fourth Proportional to 48,291,011.20, 72,436,516.80 and 15,947,905.60

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Solution

The fourth proportional to 48,291,011.20, 72,436,516.80 and 15,947,905.60 is: 23,921,858.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,291,011.20 : 72,436,516.80 = 15,947,905.60 : x
  2. Step 2: Convert to fraction form
    48,291,011.20/72,436,516.80 = 15,947,905.60/x
  3. Step 3: Cross multiply
    48,291,011.20x = 72,436,516.80 × 15,947,905.60
  4. Step 4: Simplify right side
    48,291,011.20x = 1,155,210,731,919,214
  5. Step 5: Solve for x
    x = 1,155,210,731,919,214/48,291,011.20
  6. Step 6: Final answer
    x = 23,921,858.40

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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.