Home / 10,109,915.80-15,164,873.70-6,708,693.40

Finding the Fourth Proportional to 10,109,915.80, 15,164,873.70 and 6,708,693.40

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Solution

The fourth proportional to 10,109,915.80, 15,164,873.70 and 6,708,693.40 is: 10,063,040.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,109,915.80 : 15,164,873.70 = 6,708,693.40 : x
  2. Step 2: Convert to fraction form
    10,109,915.80/15,164,873.70 = 6,708,693.40/x
  3. Step 3: Cross multiply
    10,109,915.80x = 15,164,873.70 × 6,708,693.40
  4. Step 4: Simplify right side
    10,109,915.80x = 101,736,488,103,023.58
  5. Step 5: Solve for x
    x = 101,736,488,103,023.58/10,109,915.80
  6. Step 6: Final answer
    x = 10,063,040.10

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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.