Home / 7,192,000.30-10,788,000.45-6,576,141.10

Finding the Fourth Proportional to 7,192,000.30, 10,788,000.45 and 6,576,141.10

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Solution

The fourth proportional to 7,192,000.30, 10,788,000.45 and 6,576,141.10 is: 9,864,211.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,192,000.30 : 10,788,000.45 = 6,576,141.10 : x
  2. Step 2: Convert to fraction form
    7,192,000.30/10,788,000.45 = 6,576,141.10/x
  3. Step 3: Cross multiply
    7,192,000.30x = 10,788,000.45 × 6,576,141.10
  4. Step 4: Simplify right side
    7,192,000.30x = 70,943,413,146,063.48
  5. Step 5: Solve for x
    x = 70,943,413,146,063.48/7,192,000.30
  6. Step 6: Final answer
    x = 9,864,211.65

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Double scale
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Similar ratio
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1.5x scale

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.