Home / 43,041,057.24-64,516,743.18-18,773,468.04

Finding the Fourth Proportional to 43,041,057.24, 64,516,743.18 and 18,773,468.04

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Solution

The fourth proportional to 43,041,057.24, 64,516,743.18 and 18,773,468.04 is: 28,140,642.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,041,057.24 : 64,516,743.18 = 18,773,468.04 : x
  2. Step 2: Convert to fraction form
    43,041,057.24/64,516,743.18 = 18,773,468.04/x
  3. Step 3: Cross multiply
    43,041,057.24x = 64,516,743.18 × 18,773,468.04
  4. Step 4: Simplify right side
    43,041,057.24x = 1,211,203,016,134,618
  5. Step 5: Solve for x
    x = 1,211,203,016,134,618/43,041,057.24
  6. Step 6: Final answer
    x = 28,140,642.77

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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.