Home / 8,956,711.71-13,427,112.29-3,490,540.38

Finding the Fourth Proportional to 8,956,711.71, 13,427,112.29 and 3,490,540.38

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Solution

The fourth proportional to 8,956,711.71, 13,427,112.29 and 3,490,540.38 is: 5,232,710.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,956,711.71 : 13,427,112.29 = 3,490,540.38 : x
  2. Step 2: Convert to fraction form
    8,956,711.71/13,427,112.29 = 3,490,540.38/x
  3. Step 3: Cross multiply
    8,956,711.71x = 13,427,112.29 × 3,490,540.38
  4. Step 4: Simplify right side
    8,956,711.71x = 46,867,877,617,586.57
  5. Step 5: Solve for x
    x = 46,867,877,617,586.57/8,956,711.71
  6. Step 6: Final answer
    x = 5,232,710.30

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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.