Home / 6,514,007.10-9,771,010.65-3,154,775.10

Finding the Fourth Proportional to 6,514,007.10, 9,771,010.65 and 3,154,775.10

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Solution

The fourth proportional to 6,514,007.10, 9,771,010.65 and 3,154,775.10 is: 4,732,162.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,514,007.10 : 9,771,010.65 = 3,154,775.10 : x
  2. Step 2: Convert to fraction form
    6,514,007.10/9,771,010.65 = 3,154,775.10/x
  3. Step 3: Cross multiply
    6,514,007.10x = 9,771,010.65 × 3,154,775.10
  4. Step 4: Simplify right side
    6,514,007.10x = 30,825,341,100,454.82
  5. Step 5: Solve for x
    x = 30,825,341,100,454.82/6,514,007.10
  6. Step 6: Final answer
    x = 4,732,162.65

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.