Home / 65,412,780.20-90,271,562.22-36,046,004.46

Finding the Fourth Proportional to 65,412,780.20, 90,271,562.22 and 36,046,004.46

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Solution

The fourth proportional to 65,412,780.20, 90,271,562.22 and 36,046,004.46 is: 49,744,547.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,412,780.20 : 90,271,562.22 = 36,046,004.46 : x
  2. Step 2: Convert to fraction form
    65,412,780.20/90,271,562.22 = 36,046,004.46/x
  3. Step 3: Cross multiply
    65,412,780.20x = 90,271,562.22 × 36,046,004.46
  4. Step 4: Simplify right side
    65,412,780.20x = 3,253,929,134,393,287.50
  5. Step 5: Solve for x
    x = 3,253,929,134,393,287.50/65,412,780.20
  6. Step 6: Final answer
    x = 49,744,547.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.