Home / 7,812,109.67-10,780,788.76-4,327,551.63

Finding the Fourth Proportional to 7,812,109.67, 10,780,788.76 and 4,327,551.63

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Solution

The fourth proportional to 7,812,109.67, 10,780,788.76 and 4,327,551.63 is: 5,972,064.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,812,109.67 : 10,780,788.76 = 4,327,551.63 : x
  2. Step 2: Convert to fraction form
    7,812,109.67/10,780,788.76 = 4,327,551.63/x
  3. Step 3: Cross multiply
    7,812,109.67x = 10,780,788.76 × 4,327,551.63
  4. Step 4: Simplify right side
    7,812,109.67x = 46,654,419,960,204.80
  5. Step 5: Solve for x
    x = 46,654,419,960,204.80/7,812,109.67
  6. Step 6: Final answer
    x = 5,972,064.14

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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.