Home / 42,843,899.43-64,265,708.97-15,550,155.81

Finding the Fourth Proportional to 42,843,899.43, 64,265,708.97 and 15,550,155.81

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Solution

The fourth proportional to 42,843,899.43, 64,265,708.97 and 15,550,155.81 is: 23,325,182.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,843,899.43 : 64,265,708.97 = 15,550,155.81 : x
  2. Step 2: Convert to fraction form
    42,843,899.43/64,265,708.97 = 15,550,155.81/x
  3. Step 3: Cross multiply
    42,843,899.43x = 64,265,708.97 × 15,550,155.81
  4. Step 4: Simplify right side
    42,843,899.43x = 999,341,787,723,614.62
  5. Step 5: Solve for x
    x = 999,341,787,723,614.62/42,843,899.43
  6. Step 6: Final answer
    x = 23,325,182.84

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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.