Home / 8,799,937.38-12,143,940.57-4,879,969.51

Finding the Fourth Proportional to 8,799,937.38, 12,143,940.57 and 4,879,969.51

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Solution

The fourth proportional to 8,799,937.38, 12,143,940.57 and 4,879,969.51 is: 6,734,372.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,799,937.38 : 12,143,940.57 = 4,879,969.51 : x
  2. Step 2: Convert to fraction form
    8,799,937.38/12,143,940.57 = 4,879,969.51/x
  3. Step 3: Cross multiply
    8,799,937.38x = 12,143,940.57 × 4,879,969.51
  4. Step 4: Simplify right side
    8,799,937.38x = 59,262,059,725,689.53
  5. Step 5: Solve for x
    x = 59,262,059,725,689.53/8,799,937.38
  6. Step 6: Final answer
    x = 6,734,372.89

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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.