Home / 6,414,346.78-8,851,800.22-3,513,840.76

Finding the Fourth Proportional to 6,414,346.78, 8,851,800.22 and 3,513,840.76

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Solution

The fourth proportional to 6,414,346.78, 8,851,800.22 and 3,513,840.76 is: 4,849,101.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,414,346.78 : 8,851,800.22 = 3,513,840.76 : x
  2. Step 2: Convert to fraction form
    6,414,346.78/8,851,800.22 = 3,513,840.76/x
  3. Step 3: Cross multiply
    6,414,346.78x = 8,851,800.22 × 3,513,840.76
  4. Step 4: Simplify right side
    6,414,346.78x = 31,103,816,414,693.11
  5. Step 5: Solve for x
    x = 31,103,816,414,693.11/6,414,346.78
  6. Step 6: Final answer
    x = 4,849,101.16

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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.