Home / 7,443,065.70-11,164,598.55-7,380,080.10

Finding the Fourth Proportional to 7,443,065.70, 11,164,598.55 and 7,380,080.10

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Solution

The fourth proportional to 7,443,065.70, 11,164,598.55 and 7,380,080.10 is: 11,070,120.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,443,065.70 : 11,164,598.55 = 7,380,080.10 : x
  2. Step 2: Convert to fraction form
    7,443,065.70/11,164,598.55 = 7,380,080.10/x
  3. Step 3: Cross multiply
    7,443,065.70x = 11,164,598.55 × 7,380,080.10
  4. Step 4: Simplify right side
    7,443,065.70x = 82,395,631,583,343.86
  5. Step 5: Solve for x
    x = 82,395,631,583,343.86/7,443,065.70
  6. Step 6: Final answer
    x = 11,070,120.15

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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.