Home / 56,483,872.77-84,687,129.77-28,764,132.71

Finding the Fourth Proportional to 56,483,872.77, 84,687,129.77 and 28,764,132.71

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Solution

The fourth proportional to 56,483,872.77, 84,687,129.77 and 28,764,132.71 is: 43,126,501.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,483,872.77 : 84,687,129.77 = 28,764,132.71 : x
  2. Step 2: Convert to fraction form
    56,483,872.77/84,687,129.77 = 28,764,132.71/x
  3. Step 3: Cross multiply
    56,483,872.77x = 84,687,129.77 × 28,764,132.71
  4. Step 4: Simplify right side
    56,483,872.77x = 2,435,951,839,533,271.50
  5. Step 5: Solve for x
    x = 2,435,951,839,533,271.50/56,483,872.77
  6. Step 6: Final answer
    x = 43,126,501.78

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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.