Home / 7,876,701.10-10,869,578.78-4,344,637.68

Finding the Fourth Proportional to 7,876,701.10, 10,869,578.78 and 4,344,637.68

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Solution

The fourth proportional to 7,876,701.10, 10,869,578.78 and 4,344,637.68 is: 5,995,451.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,876,701.10 : 10,869,578.78 = 4,344,637.68 : x
  2. Step 2: Convert to fraction form
    7,876,701.10/10,869,578.78 = 4,344,637.68/x
  3. Step 3: Cross multiply
    7,876,701.10x = 10,869,578.78 × 4,344,637.68
  4. Step 4: Simplify right side
    7,876,701.10x = 47,224,381,533,316.42
  5. Step 5: Solve for x
    x = 47,224,381,533,316.42/7,876,701.10
  6. Step 6: Final answer
    x = 5,995,451.77

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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.