Home / 8,891,891.16-12,264,039.18-7,653,609.06

Finding the Fourth Proportional to 8,891,891.16, 12,264,039.18 and 7,653,609.06

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Solution

The fourth proportional to 8,891,891.16, 12,264,039.18 and 7,653,609.06 is: 10,556,152.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,891,891.16 : 12,264,039.18 = 7,653,609.06 : x
  2. Step 2: Convert to fraction form
    8,891,891.16/12,264,039.18 = 7,653,609.06/x
  3. Step 3: Cross multiply
    8,891,891.16x = 12,264,039.18 × 7,653,609.06
  4. Step 4: Simplify right side
    8,891,891.16x = 93,864,161,380,242.97
  5. Step 5: Solve for x
    x = 93,864,161,380,242.97/8,891,891.16
  6. Step 6: Final answer
    x = 10,556,152.76

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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.