Home / 6,897,610.08-9,518,704.50-3,998,681.46

Finding the Fourth Proportional to 6,897,610.08, 9,518,704.50 and 3,998,681.46

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Solution

The fourth proportional to 6,897,610.08, 9,518,704.50 and 3,998,681.46 is: 5,518,181.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,897,610.08 : 9,518,704.50 = 3,998,681.46 : x
  2. Step 2: Convert to fraction form
    6,897,610.08/9,518,704.50 = 3,998,681.46/x
  3. Step 3: Cross multiply
    6,897,610.08x = 9,518,704.50 × 3,998,681.46
  4. Step 4: Simplify right side
    6,897,610.08x = 38,062,267,207,368.57
  5. Step 5: Solve for x
    x = 38,062,267,207,368.57/6,897,610.08
  6. Step 6: Final answer
    x = 5,518,181.92

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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.