Home / 9,916,321.98-13,685,859.68-5,565,646.29

Finding the Fourth Proportional to 9,916,321.98, 13,685,859.68 and 5,565,646.29

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Solution

The fourth proportional to 9,916,321.98, 13,685,859.68 and 5,565,646.29 is: 7,681,341.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,916,321.98 : 13,685,859.68 = 5,565,646.29 : x
  2. Step 2: Convert to fraction form
    9,916,321.98/13,685,859.68 = 5,565,646.29/x
  3. Step 3: Cross multiply
    9,916,321.98x = 13,685,859.68 × 5,565,646.29
  4. Step 4: Simplify right side
    9,916,321.98x = 76,170,654,125,624.36
  5. Step 5: Solve for x
    x = 76,170,654,125,624.36/9,916,321.98
  6. Step 6: Final answer
    x = 7,681,341.36

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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.