Home / 10,017,865.52-13,824,658.90-5,666,859.39

Finding the Fourth Proportional to 10,017,865.52, 13,824,658.90 and 5,666,859.39

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Solution

The fourth proportional to 10,017,865.52, 13,824,658.90 and 5,666,859.39 is: 7,820,268.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,017,865.52 : 13,824,658.90 = 5,666,859.39 : x
  2. Step 2: Convert to fraction form
    10,017,865.52/13,824,658.90 = 5,666,859.39/x
  3. Step 3: Cross multiply
    10,017,865.52x = 13,824,658.90 × 5,666,859.39
  4. Step 4: Simplify right side
    10,017,865.52x = 78,342,398,101,012.06
  5. Step 5: Solve for x
    x = 78,342,398,101,012.06/10,017,865.52
  6. Step 6: Final answer
    x = 7,820,268.49

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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.