Home / 9,318,772.05-13,973,480.52-5,429,488.11

Finding the Fourth Proportional to 9,318,772.05, 13,973,480.52 and 5,429,488.11

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Solution

The fourth proportional to 9,318,772.05, 13,973,480.52 and 5,429,488.11 is: 8,141,506.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,318,772.05 : 13,973,480.52 = 5,429,488.11 : x
  2. Step 2: Convert to fraction form
    9,318,772.05/13,973,480.52 = 5,429,488.11/x
  3. Step 3: Cross multiply
    9,318,772.05x = 13,973,480.52 × 5,429,488.11
  4. Step 4: Simplify right side
    9,318,772.05x = 75,868,846,338,656.62
  5. Step 5: Solve for x
    x = 75,868,846,338,656.62/9,318,772.05
  6. Step 6: Final answer
    x = 8,141,506.83

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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.