Home / 13,205,551.46-19,791,278.51-5,913,672.30

Finding the Fourth Proportional to 13,205,551.46, 19,791,278.51 and 5,913,672.30

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Solution

The fourth proportional to 13,205,551.46, 19,791,278.51 and 5,913,672.30 is: 8,862,873.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,205,551.46 : 19,791,278.51 = 5,913,672.30 : x
  2. Step 2: Convert to fraction form
    13,205,551.46/19,791,278.51 = 5,913,672.30/x
  3. Step 3: Cross multiply
    13,205,551.46x = 19,791,278.51 × 5,913,672.30
  4. Step 4: Simplify right side
    13,205,551.46x = 117,039,135,476,603.91
  5. Step 5: Solve for x
    x = 117,039,135,476,603.91/13,205,551.46
  6. Step 6: Final answer
    x = 8,862,873.76

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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.