Home / 12,309,397.10-16,987,020.75-6,727,756.01

Finding the Fourth Proportional to 12,309,397.10, 16,987,020.75 and 6,727,756.01

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Solution

The fourth proportional to 12,309,397.10, 16,987,020.75 and 6,727,756.01 is: 9,284,332.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,309,397.10 : 16,987,020.75 = 6,727,756.01 : x
  2. Step 2: Convert to fraction form
    12,309,397.10/16,987,020.75 = 6,727,756.01/x
  3. Step 3: Cross multiply
    12,309,397.10x = 16,987,020.75 × 6,727,756.01
  4. Step 4: Simplify right side
    12,309,397.10x = 114,284,530,942,807.20
  5. Step 5: Solve for x
    x = 114,284,530,942,807.20/12,309,397.10
  6. Step 6: Final answer
    x = 9,284,332.13

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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.