Home / 7,448,547.80-11,172,821.70-5,955,555.80

Finding the Fourth Proportional to 7,448,547.80, 11,172,821.70 and 5,955,555.80

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Solution

The fourth proportional to 7,448,547.80, 11,172,821.70 and 5,955,555.80 is: 8,933,333.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,448,547.80 : 11,172,821.70 = 5,955,555.80 : x
  2. Step 2: Convert to fraction form
    7,448,547.80/11,172,821.70 = 5,955,555.80/x
  3. Step 3: Cross multiply
    7,448,547.80x = 11,172,821.70 × 5,955,555.80
  4. Step 4: Simplify right side
    7,448,547.80x = 66,540,363,077,800.85
  5. Step 5: Solve for x
    x = 66,540,363,077,800.85/7,448,547.80
  6. Step 6: Final answer
    x = 8,933,333.70

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Double scale
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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.