Home / 40,569,749.28-60,841,764-13,269,729.60

Finding the Fourth Proportional to 40,569,749.28, 60,841,764 and 13,269,729.60

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Solution

The fourth proportional to 40,569,749.28, 60,841,764 and 13,269,729.60 is: 19,900,388.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,569,749.28 : 60,841,764 = 13,269,729.60 : x
  2. Step 2: Convert to fraction form
    40,569,749.28/60,841,764 = 13,269,729.60/x
  3. Step 3: Cross multiply
    40,569,749.28x = 60,841,764 × 13,269,729.60
  4. Step 4: Simplify right side
    40,569,749.28x = 807,353,756,667,014.38
  5. Step 5: Solve for x
    x = 807,353,756,667,014.38/40,569,749.28
  6. Step 6: Final answer
    x = 19,900,388.12

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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.