Home / 15,234,441.33-21,023,529.26-8,708,212.17

Finding the Fourth Proportional to 15,234,441.33, 21,023,529.26 and 8,708,212.17

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Solution

The fourth proportional to 15,234,441.33, 21,023,529.26 and 8,708,212.17 is: 12,017,332.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,234,441.33 : 21,023,529.26 = 8,708,212.17 : x
  2. Step 2: Convert to fraction form
    15,234,441.33/21,023,529.26 = 8,708,212.17/x
  3. Step 3: Cross multiply
    15,234,441.33x = 21,023,529.26 × 8,708,212.17
  4. Step 4: Simplify right side
    15,234,441.33x = 183,077,353,274,935.94
  5. Step 5: Solve for x
    x = 183,077,353,274,935.94/15,234,441.33
  6. Step 6: Final answer
    x = 12,017,332.92

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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.