Home / 12,540,243.16-17,304,151.93-7,032,484.61

Finding the Fourth Proportional to 12,540,243.16, 17,304,151.93 and 7,032,484.61

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Solution

The fourth proportional to 12,540,243.16, 17,304,151.93 and 7,032,484.61 is: 9,704,052.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,540,243.16 : 17,304,151.93 = 7,032,484.61 : x
  2. Step 2: Convert to fraction form
    12,540,243.16/17,304,151.93 = 7,032,484.61/x
  3. Step 3: Cross multiply
    12,540,243.16x = 17,304,151.93 × 7,032,484.61
  4. Step 4: Simplify right side
    12,540,243.16x = 121,691,182,032,724.83
  5. Step 5: Solve for x
    x = 121,691,182,032,724.83/12,540,243.16
  6. Step 6: Final answer
    x = 9,704,052.82

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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.