Home / 7,340,001.90-11,010,002.85-6,678,653.10

Finding the Fourth Proportional to 7,340,001.90, 11,010,002.85 and 6,678,653.10

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Solution

The fourth proportional to 7,340,001.90, 11,010,002.85 and 6,678,653.10 is: 10,017,979.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,340,001.90 : 11,010,002.85 = 6,678,653.10 : x
  2. Step 2: Convert to fraction form
    7,340,001.90/11,010,002.85 = 6,678,653.10/x
  3. Step 3: Cross multiply
    7,340,001.90x = 11,010,002.85 × 6,678,653.10
  4. Step 4: Simplify right side
    7,340,001.90x = 73,531,989,665,161.33
  5. Step 5: Solve for x
    x = 73,531,989,665,161.33/7,340,001.90
  6. Step 6: Final answer
    x = 10,017,979.65

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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.