Home / 7,387,665.70-11,081,498.55-1,997,148.10

Finding the Fourth Proportional to 7,387,665.70, 11,081,498.55 and 1,997,148.10

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Solution

The fourth proportional to 7,387,665.70, 11,081,498.55 and 1,997,148.10 is: 2,995,722.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,387,665.70 : 11,081,498.55 = 1,997,148.10 : x
  2. Step 2: Convert to fraction form
    7,387,665.70/11,081,498.55 = 1,997,148.10/x
  3. Step 3: Cross multiply
    7,387,665.70x = 11,081,498.55 × 1,997,148.10
  4. Step 4: Simplify right side
    7,387,665.70x = 22,131,393,774,285.26
  5. Step 5: Solve for x
    x = 22,131,393,774,285.26/7,387,665.70
  6. Step 6: Final answer
    x = 2,995,722.15

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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.