Home / 7,518,532.10-10,375,586.07-4,080,774.56

Finding the Fourth Proportional to 7,518,532.10, 10,375,586.07 and 4,080,774.56

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Solution

The fourth proportional to 7,518,532.10, 10,375,586.07 and 4,080,774.56 is: 5,631,475.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,518,532.10 : 10,375,586.07 = 4,080,774.56 : x
  2. Step 2: Convert to fraction form
    7,518,532.10/10,375,586.07 = 4,080,774.56/x
  3. Step 3: Cross multiply
    7,518,532.10x = 10,375,586.07 × 4,080,774.56
  4. Step 4: Simplify right side
    7,518,532.10x = 42,340,427,679,546.38
  5. Step 5: Solve for x
    x = 42,340,427,679,546.38/7,518,532.10
  6. Step 6: Final answer
    x = 5,631,475.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.