Home / 7,129,337.10-10,694,005.65-3,533,714.70

Finding the Fourth Proportional to 7,129,337.10, 10,694,005.65 and 3,533,714.70

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Solution

The fourth proportional to 7,129,337.10, 10,694,005.65 and 3,533,714.70 is: 5,300,572.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,129,337.10 : 10,694,005.65 = 3,533,714.70 : x
  2. Step 2: Convert to fraction form
    7,129,337.10/10,694,005.65 = 3,533,714.70/x
  3. Step 3: Cross multiply
    7,129,337.10x = 10,694,005.65 × 3,533,714.70
  4. Step 4: Simplify right side
    7,129,337.10x = 37,789,564,967,288.05
  5. Step 5: Solve for x
    x = 37,789,564,967,288.05/7,129,337.10
  6. Step 6: Final answer
    x = 5,300,572.05

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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.