Home / 6,255,420.60-9,403,175.70-5,811,670.20

Finding the Fourth Proportional to 6,255,420.60, 9,403,175.70 and 5,811,670.20

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Solution

The fourth proportional to 6,255,420.60, 9,403,175.70 and 5,811,670.20 is: 8,736,128.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,255,420.60 : 9,403,175.70 = 5,811,670.20 : x
  2. Step 2: Convert to fraction form
    6,255,420.60/9,403,175.70 = 5,811,670.20/x
  3. Step 3: Cross multiply
    6,255,420.60x = 9,403,175.70 × 5,811,670.20
  4. Step 4: Simplify right side
    6,255,420.60x = 54,648,156,001,054.14
  5. Step 5: Solve for x
    x = 54,648,156,001,054.14/6,255,420.60
  6. Step 6: Final answer
    x = 8,736,128.15

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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.