Home / 21,338,171.16-32,007,258.12-5,164,125.18

Finding the Fourth Proportional to 21,338,171.16, 32,007,258.12 and 5,164,125.18

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Solution

The fourth proportional to 21,338,171.16, 32,007,258.12 and 5,164,125.18 is: 7,746,188.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,338,171.16 : 32,007,258.12 = 5,164,125.18 : x
  2. Step 2: Convert to fraction form
    21,338,171.16/32,007,258.12 = 5,164,125.18/x
  3. Step 3: Cross multiply
    21,338,171.16x = 32,007,258.12 × 5,164,125.18
  4. Step 4: Simplify right side
    21,338,171.16x = 165,289,487,600,251.47
  5. Step 5: Solve for x
    x = 165,289,487,600,251.47/21,338,171.16
  6. Step 6: Final answer
    x = 7,746,188.10

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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.