Home / 14,865,738.77-20,510,121.94-8,666,397.38

Finding the Fourth Proportional to 14,865,738.77, 20,510,121.94 and 8,666,397.38

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Solution

The fourth proportional to 14,865,738.77, 20,510,121.94 and 8,666,397.38 is: 11,956,948.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,865,738.77 : 20,510,121.94 = 8,666,397.38 : x
  2. Step 2: Convert to fraction form
    14,865,738.77/20,510,121.94 = 8,666,397.38/x
  3. Step 3: Cross multiply
    14,865,738.77x = 20,510,121.94 × 8,666,397.38
  4. Step 4: Simplify right side
    14,865,738.77x = 177,748,867,073,905.84
  5. Step 5: Solve for x
    x = 177,748,867,073,905.84/14,865,738.77
  6. Step 6: Final answer
    x = 11,956,948.11

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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.