Home / 25,897,620.80-38,851,615.20-7,701,780.80

Finding the Fourth Proportional to 25,897,620.80, 38,851,615.20 and 7,701,780.80

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Solution

The fourth proportional to 25,897,620.80, 38,851,615.20 and 7,701,780.80 is: 11,554,212.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,897,620.80 : 38,851,615.20 = 7,701,780.80 : x
  2. Step 2: Convert to fraction form
    25,897,620.80/38,851,615.20 = 7,701,780.80/x
  3. Step 3: Cross multiply
    25,897,620.80x = 38,851,615.20 × 7,701,780.80
  4. Step 4: Simplify right side
    25,897,620.80x = 299,226,623,996,348.19
  5. Step 5: Solve for x
    x = 299,226,623,996,348.19/25,897,620.80
  6. Step 6: Final answer
    x = 11,554,212.89

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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.