Home / 6,426,929.28-8,868,863.04-3,526,254.72

Finding the Fourth Proportional to 6,426,929.28, 8,868,863.04 and 3,526,254.72

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Solution

The fourth proportional to 6,426,929.28, 8,868,863.04 and 3,526,254.72 is: 4,866,067.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,426,929.28 : 8,868,863.04 = 3,526,254.72 : x
  2. Step 2: Convert to fraction form
    6,426,929.28/8,868,863.04 = 3,526,254.72/x
  3. Step 3: Cross multiply
    6,426,929.28x = 8,868,863.04 × 3,526,254.72
  4. Step 4: Simplify right side
    6,426,929.28x = 31,273,870,155,833.55
  5. Step 5: Solve for x
    x = 31,273,870,155,833.55/6,426,929.28
  6. Step 6: Final answer
    x = 4,866,067.26

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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.