Home / 12,499,741.04-17,250,312.39-6,992,787.38

Finding the Fourth Proportional to 12,499,741.04, 17,250,312.39 and 6,992,787.38

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Solution

The fourth proportional to 12,499,741.04, 17,250,312.39 and 6,992,787.38 is: 9,650,421.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,499,741.04 : 17,250,312.39 = 6,992,787.38 : x
  2. Step 2: Convert to fraction form
    12,499,741.04/17,250,312.39 = 6,992,787.38/x
  3. Step 3: Cross multiply
    12,499,741.04x = 17,250,312.39 × 6,992,787.38
  4. Step 4: Simplify right side
    12,499,741.04x = 120,627,766,781,849.64
  5. Step 5: Solve for x
    x = 120,627,766,781,849.64/12,499,741.04
  6. Step 6: Final answer
    x = 9,650,421.27

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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.