Home / 8,385,806.16-12,578,988.89-2,320,029.95

Finding the Fourth Proportional to 8,385,806.16, 12,578,988.89 and 2,320,029.95

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Solution

The fourth proportional to 8,385,806.16, 12,578,988.89 and 2,320,029.95 is: 3,480,122.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,385,806.16 : 12,578,988.89 = 2,320,029.95 : x
  2. Step 2: Convert to fraction form
    8,385,806.16/12,578,988.89 = 2,320,029.95/x
  3. Step 3: Cross multiply
    8,385,806.16x = 12,578,988.89 × 2,320,029.95
  4. Step 4: Simplify right side
    8,385,806.16x = 29,183,630,908,422.38
  5. Step 5: Solve for x
    x = 29,183,630,908,422.38/8,385,806.16
  6. Step 6: Final answer
    x = 3,480,122.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.