Home / 6,120,666.40-9,180,999.60-5,772,301.60

Finding the Fourth Proportional to 6,120,666.40, 9,180,999.60 and 5,772,301.60

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Solution

The fourth proportional to 6,120,666.40, 9,180,999.60 and 5,772,301.60 is: 8,658,452.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,120,666.40 : 9,180,999.60 = 5,772,301.60 : x
  2. Step 2: Convert to fraction form
    6,120,666.40/9,180,999.60 = 5,772,301.60/x
  3. Step 3: Cross multiply
    6,120,666.40x = 9,180,999.60 × 5,772,301.60
  4. Step 4: Simplify right side
    6,120,666.40x = 52,995,498,680,679.35
  5. Step 5: Solve for x
    x = 52,995,498,680,679.35/6,120,666.40
  6. Step 6: Final answer
    x = 8,658,452.40

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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.