Home / 10,666,833.83-14,720,128.11-5,771,948.75

Finding the Fourth Proportional to 10,666,833.83, 14,720,128.11 and 5,771,948.75

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Solution

The fourth proportional to 10,666,833.83, 14,720,128.11 and 5,771,948.75 is: 7,965,233.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,666,833.83 : 14,720,128.11 = 5,771,948.75 : x
  2. Step 2: Convert to fraction form
    10,666,833.83/14,720,128.11 = 5,771,948.75/x
  3. Step 3: Cross multiply
    10,666,833.83x = 14,720,128.11 × 5,771,948.75
  4. Step 4: Simplify right side
    10,666,833.83x = 84,963,824,970,753.72
  5. Step 5: Solve for x
    x = 84,963,824,970,753.72/10,666,833.83
  6. Step 6: Final answer
    x = 7,965,233.77

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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.