Home / 56,861,655.60-85,292,733.24-18,000,298.56

Finding the Fourth Proportional to 56,861,655.60, 85,292,733.24 and 18,000,298.56

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Solution

The fourth proportional to 56,861,655.60, 85,292,733.24 and 18,000,298.56 is: 27,000,526.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,861,655.60 : 85,292,733.24 = 18,000,298.56 : x
  2. Step 2: Convert to fraction form
    56,861,655.60/85,292,733.24 = 18,000,298.56/x
  3. Step 3: Cross multiply
    56,861,655.60x = 85,292,733.24 × 18,000,298.56
  4. Step 4: Simplify right side
    56,861,655.60x = 1,535,294,663,318,436
  5. Step 5: Solve for x
    x = 1,535,294,663,318,436/56,861,655.60
  6. Step 6: Final answer
    x = 27,000,526.93

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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.