Home / 12,327,799.76-17,011,439.88-6,894,242

Finding the Fourth Proportional to 12,327,799.76, 17,011,439.88 and 6,894,242

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Solution

The fourth proportional to 12,327,799.76, 17,011,439.88 and 6,894,242 is: 9,513,537.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,327,799.76 : 17,011,439.88 = 6,894,242 : x
  2. Step 2: Convert to fraction form
    12,327,799.76/17,011,439.88 = 6,894,242/x
  3. Step 3: Cross multiply
    12,327,799.76x = 17,011,439.88 × 6,894,242
  4. Step 4: Simplify right side
    12,327,799.76x = 117,280,983,301,170.95
  5. Step 5: Solve for x
    x = 117,280,983,301,170.95/12,327,799.76
  6. Step 6: Final answer
    x = 9,513,537.34

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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.