Home / 13,332,420.56-18,398,683.14-7,452,046.46

Finding the Fourth Proportional to 13,332,420.56, 18,398,683.14 and 7,452,046.46

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Solution

The fourth proportional to 13,332,420.56, 18,398,683.14 and 7,452,046.46 is: 10,283,792.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,332,420.56 : 18,398,683.14 = 7,452,046.46 : x
  2. Step 2: Convert to fraction form
    13,332,420.56/18,398,683.14 = 7,452,046.46/x
  3. Step 3: Cross multiply
    13,332,420.56x = 18,398,683.14 × 7,452,046.46
  4. Step 4: Simplify right side
    13,332,420.56x = 137,107,841,562,098.69
  5. Step 5: Solve for x
    x = 137,107,841,562,098.69/13,332,420.56
  6. Step 6: Final answer
    x = 10,283,792.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.