Home / 5,427,129.30-8,133,695.55-4,158,669.30

Finding the Fourth Proportional to 5,427,129.30, 8,133,695.55 and 4,158,669.30

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Solution

The fourth proportional to 5,427,129.30, 8,133,695.55 and 4,158,669.30 is: 6,232,641.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,427,129.30 : 8,133,695.55 = 4,158,669.30 : x
  2. Step 2: Convert to fraction form
    5,427,129.30/8,133,695.55 = 4,158,669.30/x
  3. Step 3: Cross multiply
    5,427,129.30x = 8,133,695.55 × 4,158,669.30
  4. Step 4: Simplify right side
    5,427,129.30x = 33,825,349,979,331.61
  5. Step 5: Solve for x
    x = 33,825,349,979,331.61/5,427,129.30
  6. Step 6: Final answer
    x = 6,232,641.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.