Home / 7,645,012.92-10,550,114.69-4,207,253.94

Finding the Fourth Proportional to 7,645,012.92, 10,550,114.69 and 4,207,253.94

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Solution

The fourth proportional to 7,645,012.92, 10,550,114.69 and 4,207,253.94 is: 5,806,008.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,645,012.92 : 10,550,114.69 = 4,207,253.94 : x
  2. Step 2: Convert to fraction form
    7,645,012.92/10,550,114.69 = 4,207,253.94/x
  3. Step 3: Cross multiply
    7,645,012.92x = 10,550,114.69 × 4,207,253.94
  4. Step 4: Simplify right side
    7,645,012.92x = 44,387,011,575,918.12
  5. Step 5: Solve for x
    x = 44,387,011,575,918.12/7,645,012.92
  6. Step 6: Final answer
    x = 5,806,008.71

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Double scale
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1.5x scale

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.