Home / 56,397,909.12-77,854,616.28-35,520,624.90

Finding the Fourth Proportional to 56,397,909.12, 77,854,616.28 and 35,520,624.90

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Solution

The fourth proportional to 56,397,909.12, 77,854,616.28 and 35,520,624.90 is: 49,034,523.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,397,909.12 : 77,854,616.28 = 35,520,624.90 : x
  2. Step 2: Convert to fraction form
    56,397,909.12/77,854,616.28 = 35,520,624.90/x
  3. Step 3: Cross multiply
    56,397,909.12x = 77,854,616.28 × 35,520,624.90
  4. Step 4: Simplify right side
    56,397,909.12x = 2,765,444,621,615,313.50
  5. Step 5: Solve for x
    x = 2,765,444,621,615,313.50/56,397,909.12
  6. Step 6: Final answer
    x = 49,034,523.88

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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.