Home / 7,638,600.65-10,541,122.72-4,200,841.68

Finding the Fourth Proportional to 7,638,600.65, 10,541,122.72 and 4,200,841.68

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Solution

The fourth proportional to 7,638,600.65, 10,541,122.72 and 4,200,841.68 is: 5,797,081.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,638,600.65 : 10,541,122.72 = 4,200,841.68 : x
  2. Step 2: Convert to fraction form
    7,638,600.65/10,541,122.72 = 4,200,841.68/x
  3. Step 3: Cross multiply
    7,638,600.65x = 10,541,122.72 × 4,200,841.68
  4. Step 4: Simplify right side
    7,638,600.65x = 44,281,587,655,166.76
  5. Step 5: Solve for x
    x = 44,281,587,655,166.76/7,638,600.65
  6. Step 6: Final answer
    x = 5,797,081.13

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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.