Home / 57,287,989.27-85,931,142.45-14,157,191.62

Finding the Fourth Proportional to 57,287,989.27, 85,931,142.45 and 14,157,191.62

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Solution

The fourth proportional to 57,287,989.27, 85,931,142.45 and 14,157,191.62 is: 21,235,579.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,287,989.27 : 85,931,142.45 = 14,157,191.62 : x
  2. Step 2: Convert to fraction form
    57,287,989.27/85,931,142.45 = 14,157,191.62/x
  3. Step 3: Cross multiply
    57,287,989.27x = 85,931,142.45 × 14,157,191.62
  4. Step 4: Simplify right side
    57,287,989.27x = 1,216,543,649,790,166.25
  5. Step 5: Solve for x
    x = 1,216,543,649,790,166.25/57,287,989.27
  6. Step 6: Final answer
    x = 21,235,579.49

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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.