Home / 7,638,279.04-10,541,095.68-4,200,785.92

Finding the Fourth Proportional to 7,638,279.04, 10,541,095.68 and 4,200,785.92

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Solution

The fourth proportional to 7,638,279.04, 10,541,095.68 and 4,200,785.92 is: 5,797,233.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,638,279.04 : 10,541,095.68 = 4,200,785.92 : x
  2. Step 2: Convert to fraction form
    7,638,279.04/10,541,095.68 = 4,200,785.92/x
  3. Step 3: Cross multiply
    7,638,279.04x = 10,541,095.68 × 4,200,785.92
  4. Step 4: Simplify right side
    7,638,279.04x = 44,280,886,313,916.82
  5. Step 5: Solve for x
    x = 44,280,886,313,916.82/7,638,279.04
  6. Step 6: Final answer
    x = 5,797,233.39

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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.