Home / 8,708,284.32-13,062,468.20-2,643,068.72

Finding the Fourth Proportional to 8,708,284.32, 13,062,468.20 and 2,643,068.72

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Solution

The fourth proportional to 8,708,284.32, 13,062,468.20 and 2,643,068.72 is: 3,964,615.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,708,284.32 : 13,062,468.20 = 2,643,068.72 : x
  2. Step 2: Convert to fraction form
    8,708,284.32/13,062,468.20 = 2,643,068.72/x
  3. Step 3: Cross multiply
    8,708,284.32x = 13,062,468.20 × 2,643,068.72
  4. Step 4: Simplify right side
    8,708,284.32x = 34,525,001,105,414.70
  5. Step 5: Solve for x
    x = 34,525,001,105,414.70/8,708,284.32
  6. Step 6: Final answer
    x = 3,964,615.74

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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.