Home / 8,844,835.35-12,205,847.78-4,977,356.47

Finding the Fourth Proportional to 8,844,835.35, 12,205,847.78 and 4,977,356.47

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Solution

The fourth proportional to 8,844,835.35, 12,205,847.78 and 4,977,356.47 is: 6,868,737.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,844,835.35 : 12,205,847.78 = 4,977,356.47 : x
  2. Step 2: Convert to fraction form
    8,844,835.35/12,205,847.78 = 4,977,356.47/x
  3. Step 3: Cross multiply
    8,844,835.35x = 12,205,847.78 × 4,977,356.47
  4. Step 4: Simplify right side
    8,844,835.35x = 60,752,855,417,210.77
  5. Step 5: Solve for x
    x = 60,752,855,417,210.77/8,844,835.35
  6. Step 6: Final answer
    x = 6,868,737.86

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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.