Home / 10,899,707.45-16,349,479.16-2,811,995.55

Finding the Fourth Proportional to 10,899,707.45, 16,349,479.16 and 2,811,995.55

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Solution

The fourth proportional to 10,899,707.45, 16,349,479.16 and 2,811,995.55 is: 4,217,972.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,899,707.45 : 16,349,479.16 = 2,811,995.55 : x
  2. Step 2: Convert to fraction form
    10,899,707.45/16,349,479.16 = 2,811,995.55/x
  3. Step 3: Cross multiply
    10,899,707.45x = 16,349,479.16 × 2,811,995.55
  4. Step 4: Simplify right side
    10,899,707.45x = 45,974,662,642,737.73
  5. Step 5: Solve for x
    x = 45,974,662,642,737.73/10,899,707.45
  6. Step 6: Final answer
    x = 4,217,972.17

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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.