Home / 6,213,437.73-8,570,127.11-4,147,411.64

Finding the Fourth Proportional to 6,213,437.73, 8,570,127.11 and 4,147,411.64

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Solution

The fourth proportional to 6,213,437.73, 8,570,127.11 and 4,147,411.64 is: 5,720,479.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,213,437.73 : 8,570,127.11 = 4,147,411.64 : x
  2. Step 2: Convert to fraction form
    6,213,437.73/8,570,127.11 = 4,147,411.64/x
  3. Step 3: Cross multiply
    6,213,437.73x = 8,570,127.11 × 4,147,411.64
  4. Step 4: Simplify right side
    6,213,437.73x = 35,543,844,868,705.87
  5. Step 5: Solve for x
    x = 35,543,844,868,705.87/6,213,437.73
  6. Step 6: Final answer
    x = 5,720,479.78

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.