Home / 6,513,754.56-8,990,057.28-3,614,078.40

Finding the Fourth Proportional to 6,513,754.56, 8,990,057.28 and 3,614,078.40

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Solution

The fourth proportional to 6,513,754.56, 8,990,057.28 and 3,614,078.40 is: 4,988,025.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,513,754.56 : 8,990,057.28 = 3,614,078.40 : x
  2. Step 2: Convert to fraction form
    6,513,754.56/8,990,057.28 = 3,614,078.40/x
  3. Step 3: Cross multiply
    6,513,754.56x = 8,990,057.28 × 3,614,078.40
  4. Step 4: Simplify right side
    6,513,754.56x = 32,490,771,830,410.75
  5. Step 5: Solve for x
    x = 32,490,771,830,410.75/6,513,754.56
  6. Step 6: Final answer
    x = 4,988,025.19

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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.