Home / 53,889,337.20-80,834,005.80-49,732,287.60

Finding the Fourth Proportional to 53,889,337.20, 80,834,005.80 and 49,732,287.60

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Solution

The fourth proportional to 53,889,337.20, 80,834,005.80 and 49,732,287.60 is: 74,598,431.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,889,337.20 : 80,834,005.80 = 49,732,287.60 : x
  2. Step 2: Convert to fraction form
    53,889,337.20/80,834,005.80 = 49,732,287.60/x
  3. Step 3: Cross multiply
    53,889,337.20x = 80,834,005.80 × 49,732,287.60
  4. Step 4: Simplify right side
    53,889,337.20x = 4,020,060,024,305,668
  5. Step 5: Solve for x
    x = 4,020,060,024,305,668/53,889,337.20
  6. Step 6: Final answer
    x = 74,598,431.40

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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.