Home / 9,354,451.93-12,902,030.38-8,049,902.78

Finding the Fourth Proportional to 9,354,451.93, 12,902,030.38 and 8,049,902.78

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Solution

The fourth proportional to 9,354,451.93, 12,902,030.38 and 8,049,902.78 is: 11,102,744.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,354,451.93 : 12,902,030.38 = 8,049,902.78 : x
  2. Step 2: Convert to fraction form
    9,354,451.93/12,902,030.38 = 8,049,902.78/x
  3. Step 3: Cross multiply
    9,354,451.93x = 12,902,030.38 × 8,049,902.78
  4. Step 4: Simplify right side
    9,354,451.93x = 103,860,090,220,643.20
  5. Step 5: Solve for x
    x = 103,860,090,220,643.20/9,354,451.93
  6. Step 6: Final answer
    x = 11,102,744.56

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Double scale
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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.