Home / 15,879,429.40-23,819,144.10-9,832,811.80

Finding the Fourth Proportional to 15,879,429.40, 23,819,144.10 and 9,832,811.80

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Solution

The fourth proportional to 15,879,429.40, 23,819,144.10 and 9,832,811.80 is: 14,749,217.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,879,429.40 : 23,819,144.10 = 9,832,811.80 : x
  2. Step 2: Convert to fraction form
    15,879,429.40/23,819,144.10 = 9,832,811.80/x
  3. Step 3: Cross multiply
    15,879,429.40x = 23,819,144.10 × 9,832,811.80
  4. Step 4: Simplify right side
    15,879,429.40x = 234,209,161,172,380.41
  5. Step 5: Solve for x
    x = 234,209,161,172,380.41/15,879,429.40
  6. Step 6: Final answer
    x = 14,749,217.70

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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.