Home / 6,474,995.20-9,712,492.80-6,126,630.40

Finding the Fourth Proportional to 6,474,995.20, 9,712,492.80 and 6,126,630.40

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Solution

The fourth proportional to 6,474,995.20, 9,712,492.80 and 6,126,630.40 is: 9,189,945.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,474,995.20 : 9,712,492.80 = 6,126,630.40 : x
  2. Step 2: Convert to fraction form
    6,474,995.20/9,712,492.80 = 6,126,630.40/x
  3. Step 3: Cross multiply
    6,474,995.20x = 9,712,492.80 × 6,126,630.40
  4. Step 4: Simplify right side
    6,474,995.20x = 59,504,853,648,261.12
  5. Step 5: Solve for x
    x = 59,504,853,648,261.12/6,474,995.20
  6. Step 6: Final answer
    x = 9,189,945.60

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1.5x scale

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.