Home / 8,806,763.76-12,153,187.72-5,137,813.68

Finding the Fourth Proportional to 8,806,763.76, 12,153,187.72 and 5,137,813.68

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Solution

The fourth proportional to 8,806,763.76, 12,153,187.72 and 5,137,813.68 is: 7,090,097.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,806,763.76 : 12,153,187.72 = 5,137,813.68 : x
  2. Step 2: Convert to fraction form
    8,806,763.76/12,153,187.72 = 5,137,813.68/x
  3. Step 3: Cross multiply
    8,806,763.76x = 12,153,187.72 × 5,137,813.68
  4. Step 4: Simplify right side
    8,806,763.76x = 62,440,814,123,424.01
  5. Step 5: Solve for x
    x = 62,440,814,123,424.01/8,806,763.76
  6. Step 6: Final answer
    x = 7,090,097.55

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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.