Home / 7,557,232.60-10,428,896.10-4,119,398.20

Finding the Fourth Proportional to 7,557,232.60, 10,428,896.10 and 4,119,398.20

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Solution

The fourth proportional to 7,557,232.60, 10,428,896.10 and 4,119,398.20 is: 5,684,723.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,557,232.60 : 10,428,896.10 = 4,119,398.20 : x
  2. Step 2: Convert to fraction form
    7,557,232.60/10,428,896.10 = 4,119,398.20/x
  3. Step 3: Cross multiply
    7,557,232.60x = 10,428,896.10 × 4,119,398.20
  4. Step 4: Simplify right side
    7,557,232.60x = 42,960,775,822,327.02
  5. Step 5: Solve for x
    x = 42,960,775,822,327.02/7,557,232.60
  6. Step 6: Final answer
    x = 5,684,723.24

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Double scale
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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.