Home / 20,366,989.70-30,550,484.55-5,991,510.65

Finding the Fourth Proportional to 20,366,989.70, 30,550,484.55 and 5,991,510.65

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Solution

The fourth proportional to 20,366,989.70, 30,550,484.55 and 5,991,510.65 is: 8,987,265.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,366,989.70 : 30,550,484.55 = 5,991,510.65 : x
  2. Step 2: Convert to fraction form
    20,366,989.70/30,550,484.55 = 5,991,510.65/x
  3. Step 3: Cross multiply
    20,366,989.70x = 30,550,484.55 × 5,991,510.65
  4. Step 4: Simplify right side
    20,366,989.70x = 183,043,553,543,985.47
  5. Step 5: Solve for x
    x = 183,043,553,543,985.47/20,366,989.70
  6. Step 6: Final answer
    x = 8,987,265.98

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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.