Home / 15,693,995.30-23,540,992.95-8,123,281.70

Finding the Fourth Proportional to 15,693,995.30, 23,540,992.95 and 8,123,281.70

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Solution

The fourth proportional to 15,693,995.30, 23,540,992.95 and 8,123,281.70 is: 12,184,922.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,693,995.30 : 23,540,992.95 = 8,123,281.70 : x
  2. Step 2: Convert to fraction form
    15,693,995.30/23,540,992.95 = 8,123,281.70/x
  3. Step 3: Cross multiply
    15,693,995.30x = 23,540,992.95 × 8,123,281.70
  4. Step 4: Simplify right side
    15,693,995.30x = 191,230,117,230,564
  5. Step 5: Solve for x
    x = 191,230,117,230,564/15,693,995.30
  6. Step 6: Final answer
    x = 12,184,922.55

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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.