Home / 15,154,628.40-22,731,942.60-9,108,010.80

Finding the Fourth Proportional to 15,154,628.40, 22,731,942.60 and 9,108,010.80

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Solution

The fourth proportional to 15,154,628.40, 22,731,942.60 and 9,108,010.80 is: 13,662,016.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,154,628.40 : 22,731,942.60 = 9,108,010.80 : x
  2. Step 2: Convert to fraction form
    15,154,628.40/22,731,942.60 = 9,108,010.80/x
  3. Step 3: Cross multiply
    15,154,628.40x = 22,731,942.60 × 9,108,010.80
  4. Step 4: Simplify right side
    15,154,628.40x = 207,042,778,705,780.12
  5. Step 5: Solve for x
    x = 207,042,778,705,780.12/15,154,628.40
  6. Step 6: Final answer
    x = 13,662,016.20

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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.