Home / 7,981,384.80-11,014,355.46-4,359,712.80

Finding the Fourth Proportional to 7,981,384.80, 11,014,355.46 and 4,359,712.80

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Solution

The fourth proportional to 7,981,384.80, 11,014,355.46 and 4,359,712.80 is: 6,016,427.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,981,384.80 : 11,014,355.46 = 4,359,712.80 : x
  2. Step 2: Convert to fraction form
    7,981,384.80/11,014,355.46 = 4,359,712.80/x
  3. Step 3: Cross multiply
    7,981,384.80x = 11,014,355.46 × 4,359,712.80
  4. Step 4: Simplify right side
    7,981,384.80x = 48,019,426,482,711.89
  5. Step 5: Solve for x
    x = 48,019,426,482,711.89/7,981,384.80
  6. Step 6: Final answer
    x = 6,016,427.94

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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.