Home / 8,158,384.80-12,247,005.60-4,379,248.80

Finding the Fourth Proportional to 8,158,384.80, 12,247,005.60 and 4,379,248.80

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Solution

The fourth proportional to 8,158,384.80, 12,247,005.60 and 4,379,248.80 is: 6,573,934.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,158,384.80 : 12,247,005.60 = 4,379,248.80 : x
  2. Step 2: Convert to fraction form
    8,158,384.80/12,247,005.60 = 4,379,248.80/x
  3. Step 3: Cross multiply
    8,158,384.80x = 12,247,005.60 × 4,379,248.80
  4. Step 4: Simplify right side
    8,158,384.80x = 53,632,684,577,393.27
  5. Step 5: Solve for x
    x = 53,632,684,577,393.27/8,158,384.80
  6. Step 6: Final answer
    x = 6,573,934.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.