Home / 9,006,841.25-12,428,948.58-5,285,171.18

Finding the Fourth Proportional to 9,006,841.25, 12,428,948.58 and 5,285,171.18

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Solution

The fourth proportional to 9,006,841.25, 12,428,948.58 and 5,285,171.18 is: 7,293,247.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,006,841.25 : 12,428,948.58 = 5,285,171.18 : x
  2. Step 2: Convert to fraction form
    9,006,841.25/12,428,948.58 = 5,285,171.18/x
  3. Step 3: Cross multiply
    9,006,841.25x = 12,428,948.58 × 5,285,171.18
  4. Step 4: Simplify right side
    9,006,841.25x = 65,689,120,818,649.05
  5. Step 5: Solve for x
    x = 65,689,120,818,649.05/9,006,841.25
  6. Step 6: Final answer
    x = 7,293,247.32

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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.