Home / 10,706,489.43-14,775,215.90-5,811,912.15

Finding the Fourth Proportional to 10,706,489.43, 14,775,215.90 and 5,811,912.15

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Solution

The fourth proportional to 10,706,489.43, 14,775,215.90 and 5,811,912.15 is: 8,020,580.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,706,489.43 : 14,775,215.90 = 5,811,912.15 : x
  2. Step 2: Convert to fraction form
    10,706,489.43/14,775,215.90 = 5,811,912.15/x
  3. Step 3: Cross multiply
    10,706,489.43x = 14,775,215.90 × 5,811,912.15
  4. Step 4: Simplify right side
    10,706,489.43x = 85,872,256,808,083.19
  5. Step 5: Solve for x
    x = 85,872,256,808,083.19/10,706,489.43
  6. Step 6: Final answer
    x = 8,020,580.17

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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.