Home / 8,749,964.40-13,124,946.60-8,057,122.80

Finding the Fourth Proportional to 8,749,964.40, 13,124,946.60 and 8,057,122.80

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Solution

The fourth proportional to 8,749,964.40, 13,124,946.60 and 8,057,122.80 is: 12,085,684.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,749,964.40 : 13,124,946.60 = 8,057,122.80 : x
  2. Step 2: Convert to fraction form
    8,749,964.40/13,124,946.60 = 8,057,122.80/x
  3. Step 3: Cross multiply
    8,749,964.40x = 13,124,946.60 × 8,057,122.80
  4. Step 4: Simplify right side
    8,749,964.40x = 105,749,306,499,642.47
  5. Step 5: Solve for x
    x = 105,749,306,499,642.47/8,749,964.40
  6. Step 6: Final answer
    x = 12,085,684.20

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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.