Home / 7,290,016.40-10,935,024.60-7,164,045.20

Finding the Fourth Proportional to 7,290,016.40, 10,935,024.60 and 7,164,045.20

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Solution

The fourth proportional to 7,290,016.40, 10,935,024.60 and 7,164,045.20 is: 10,746,067.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,290,016.40 : 10,935,024.60 = 7,164,045.20 : x
  2. Step 2: Convert to fraction form
    7,290,016.40/10,935,024.60 = 7,164,045.20/x
  3. Step 3: Cross multiply
    7,290,016.40x = 10,935,024.60 × 7,164,045.20
  4. Step 4: Simplify right side
    7,290,016.40x = 78,339,010,497,511.92
  5. Step 5: Solve for x
    x = 78,339,010,497,511.92/7,290,016.40
  6. Step 6: Final answer
    x = 10,746,067.80

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Similar ratio
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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.