Home / 9,162,488.72-12,645,349.68-5,295,041.44

Finding the Fourth Proportional to 9,162,488.72, 12,645,349.68 and 5,295,041.44

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Solution

The fourth proportional to 9,162,488.72, 12,645,349.68 and 5,295,041.44 is: 7,307,801.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,162,488.72 : 12,645,349.68 = 5,295,041.44 : x
  2. Step 2: Convert to fraction form
    9,162,488.72/12,645,349.68 = 5,295,041.44/x
  3. Step 3: Cross multiply
    9,162,488.72x = 12,645,349.68 × 5,295,041.44
  4. Step 4: Simplify right side
    9,162,488.72x = 66,957,650,578,890.74
  5. Step 5: Solve for x
    x = 66,957,650,578,890.74/9,162,488.72
  6. Step 6: Final answer
    x = 7,307,801.69

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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.