Home / 8,788,607.87-12,128,375.87-4,868,424.04

Finding the Fourth Proportional to 8,788,607.87, 12,128,375.87 and 4,868,424.04

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Solution

The fourth proportional to 8,788,607.87, 12,128,375.87 and 4,868,424.04 is: 6,718,478.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,788,607.87 : 12,128,375.87 = 4,868,424.04 : x
  2. Step 2: Convert to fraction form
    8,788,607.87/12,128,375.87 = 4,868,424.04/x
  3. Step 3: Cross multiply
    8,788,607.87x = 12,128,375.87 × 4,868,424.04
  4. Step 4: Simplify right side
    8,788,607.87x = 59,046,076,624,332.39
  5. Step 5: Solve for x
    x = 59,046,076,624,332.39/8,788,607.87
  6. Step 6: Final answer
    x = 6,718,478.91

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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.