Home / 12,343,822.50-17,034,650.87-7,116,727.08

Finding the Fourth Proportional to 12,343,822.50, 17,034,650.87 and 7,116,727.08

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Solution

The fourth proportional to 12,343,822.50, 17,034,650.87 and 7,116,727.08 is: 9,821,184.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,343,822.50 : 17,034,650.87 = 7,116,727.08 : x
  2. Step 2: Convert to fraction form
    12,343,822.50/17,034,650.87 = 7,116,727.08/x
  3. Step 3: Cross multiply
    12,343,822.50x = 17,034,650.87 × 7,116,727.08
  4. Step 4: Simplify right side
    12,343,822.50x = 121,230,961,109,290.91
  5. Step 5: Solve for x
    x = 121,230,961,109,290.91/12,343,822.50
  6. Step 6: Final answer
    x = 9,821,184.74

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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.