Home / 9,132,145.92-12,602,329.92-5,264,648.64

Finding the Fourth Proportional to 9,132,145.92, 12,602,329.92 and 5,264,648.64

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Solution

The fourth proportional to 9,132,145.92, 12,602,329.92 and 5,264,648.64 is: 7,265,196.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,132,145.92 : 12,602,329.92 = 5,264,648.64 : x
  2. Step 2: Convert to fraction form
    9,132,145.92/12,602,329.92 = 5,264,648.64/x
  3. Step 3: Cross multiply
    9,132,145.92x = 12,602,329.92 × 5,264,648.64
  4. Step 4: Simplify right side
    9,132,145.92x = 66,346,839,074,159.30
  5. Step 5: Solve for x
    x = 66,346,839,074,159.30/9,132,145.92
  6. Step 6: Final answer
    x = 7,265,196.99

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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.