Home / 53,947,342.20-80,921,013.30-49,034,465.40

Finding the Fourth Proportional to 53,947,342.20, 80,921,013.30 and 49,034,465.40

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Solution

The fourth proportional to 53,947,342.20, 80,921,013.30 and 49,034,465.40 is: 73,551,698.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,947,342.20 : 80,921,013.30 = 49,034,465.40 : x
  2. Step 2: Convert to fraction form
    53,947,342.20/80,921,013.30 = 49,034,465.40/x
  3. Step 3: Cross multiply
    53,947,342.20x = 80,921,013.30 × 49,034,465.40
  4. Step 4: Simplify right side
    53,947,342.20x = 3,967,918,626,791,789.50
  5. Step 5: Solve for x
    x = 3,967,918,626,791,789.50/53,947,342.20
  6. Step 6: Final answer
    x = 73,551,698.10

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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.