Home / 9,261,708.60-13,892,562.90-3,278,681.40

Finding the Fourth Proportional to 9,261,708.60, 13,892,562.90 and 3,278,681.40

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Solution

The fourth proportional to 9,261,708.60, 13,892,562.90 and 3,278,681.40 is: 4,918,022.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,261,708.60 : 13,892,562.90 = 3,278,681.40 : x
  2. Step 2: Convert to fraction form
    9,261,708.60/13,892,562.90 = 3,278,681.40/x
  3. Step 3: Cross multiply
    9,261,708.60x = 13,892,562.90 × 3,278,681.40
  4. Step 4: Simplify right side
    9,261,708.60x = 45,549,287,578,560.06
  5. Step 5: Solve for x
    x = 45,549,287,578,560.06/9,261,708.60
  6. Step 6: Final answer
    x = 4,918,022.10

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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.