Home / 34,146,859.20-51,202,778.40-10,209,220.80

Finding the Fourth Proportional to 34,146,859.20, 51,202,778.40 and 10,209,220.80

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Solution

The fourth proportional to 34,146,859.20, 51,202,778.40 and 10,209,220.80 is: 15,308,595.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,146,859.20 : 51,202,778.40 = 10,209,220.80 : x
  2. Step 2: Convert to fraction form
    34,146,859.20/51,202,778.40 = 10,209,220.80/x
  3. Step 3: Cross multiply
    34,146,859.20x = 51,202,778.40 × 10,209,220.80
  4. Step 4: Simplify right side
    34,146,859.20x = 522,740,470,259,070.75
  5. Step 5: Solve for x
    x = 522,740,470,259,070.75/34,146,859.20
  6. Step 6: Final answer
    x = 15,308,595.94

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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.