Home / 9,979,306.80-13,771,415.93-5,568,985.29

Finding the Fourth Proportional to 9,979,306.80, 13,771,415.93 and 5,568,985.29

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Solution

The fourth proportional to 9,979,306.80, 13,771,415.93 and 5,568,985.29 is: 7,685,184.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,979,306.80 : 13,771,415.93 = 5,568,985.29 : x
  2. Step 2: Convert to fraction form
    9,979,306.80/13,771,415.93 = 5,568,985.29/x
  3. Step 3: Cross multiply
    9,979,306.80x = 13,771,415.93 × 5,568,985.29
  4. Step 4: Simplify right side
    9,979,306.80x = 76,692,812,708,796.75
  5. Step 5: Solve for x
    x = 76,692,812,708,796.75/9,979,306.80
  6. Step 6: Final answer
    x = 7,685,184.38

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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.