Home / 12,093,780.16-16,689,799.08-6,587,320.76

Finding the Fourth Proportional to 12,093,780.16, 16,689,799.08 and 6,587,320.76

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Solution

The fourth proportional to 12,093,780.16, 16,689,799.08 and 6,587,320.76 is: 9,090,710.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,093,780.16 : 16,689,799.08 = 6,587,320.76 : x
  2. Step 2: Convert to fraction form
    12,093,780.16/16,689,799.08 = 6,587,320.76/x
  3. Step 3: Cross multiply
    12,093,780.16x = 16,689,799.08 × 6,587,320.76
  4. Step 4: Simplify right side
    12,093,780.16x = 109,941,059,959,912.89
  5. Step 5: Solve for x
    x = 109,941,059,959,912.89/12,093,780.16
  6. Step 6: Final answer
    x = 9,090,710.97

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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.