Home / 6,630,947.12-9,151,236.96-3,730,165.40

Finding the Fourth Proportional to 6,630,947.12, 9,151,236.96 and 3,730,165.40

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Solution

The fourth proportional to 6,630,947.12, 9,151,236.96 and 3,730,165.40 is: 5,147,926.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,630,947.12 : 9,151,236.96 = 3,730,165.40 : x
  2. Step 2: Convert to fraction form
    6,630,947.12/9,151,236.96 = 3,730,165.40/x
  3. Step 3: Cross multiply
    6,630,947.12x = 9,151,236.96 × 3,730,165.40
  4. Step 4: Simplify right side
    6,630,947.12x = 34,135,627,475,393.19
  5. Step 5: Solve for x
    x = 34,135,627,475,393.19/6,630,947.12
  6. Step 6: Final answer
    x = 5,147,926.36

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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.