Home / 12,326,228.96-17,015,644.12-7,366,420.04

Finding the Fourth Proportional to 12,326,228.96, 17,015,644.12 and 7,366,420.04

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Solution

The fourth proportional to 12,326,228.96, 17,015,644.12 and 7,366,420.04 is: 10,168,915.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,326,228.96 : 17,015,644.12 = 7,366,420.04 : x
  2. Step 2: Convert to fraction form
    12,326,228.96/17,015,644.12 = 7,366,420.04/x
  3. Step 3: Cross multiply
    12,326,228.96x = 17,015,644.12 × 7,366,420.04
  4. Step 4: Simplify right side
    12,326,228.96x = 125,344,381,839,076.17
  5. Step 5: Solve for x
    x = 125,344,381,839,076.17/12,326,228.96
  6. Step 6: Final answer
    x = 10,168,915.59

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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.