Home / 12,344,760.16-17,036,471.28-6,912,204.64

Finding the Fourth Proportional to 12,344,760.16, 17,036,471.28 and 6,912,204.64

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Solution

The fourth proportional to 12,344,760.16, 17,036,471.28 and 6,912,204.64 is: 9,539,235.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,344,760.16 : 17,036,471.28 = 6,912,204.64 : x
  2. Step 2: Convert to fraction form
    12,344,760.16/17,036,471.28 = 6,912,204.64/x
  3. Step 3: Cross multiply
    12,344,760.16x = 17,036,471.28 × 6,912,204.64
  4. Step 4: Simplify right side
    12,344,760.16x = 117,759,575,830,842.73
  5. Step 5: Solve for x
    x = 117,759,575,830,842.73/12,344,760.16
  6. Step 6: Final answer
    x = 9,539,235.62

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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.