Home / 8,806,765.76-12,153,190.48-5,137,815.68

Finding the Fourth Proportional to 8,806,765.76, 12,153,190.48 and 5,137,815.68

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Solution

The fourth proportional to 8,806,765.76, 12,153,190.48 and 5,137,815.68 is: 7,090,100.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,806,765.76 : 12,153,190.48 = 5,137,815.68 : x
  2. Step 2: Convert to fraction form
    8,806,765.76/12,153,190.48 = 5,137,815.68/x
  3. Step 3: Cross multiply
    8,806,765.76x = 12,153,190.48 × 5,137,815.68
  4. Step 4: Simplify right side
    8,806,765.76x = 62,440,852,610,170.73
  5. Step 5: Solve for x
    x = 62,440,852,610,170.73/8,806,765.76
  6. Step 6: Final answer
    x = 7,090,100.31

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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.