Home / 25,897,612.80-38,851,603.20-7,701,772.80

Finding the Fourth Proportional to 25,897,612.80, 38,851,603.20 and 7,701,772.80

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Solution

The fourth proportional to 25,897,612.80, 38,851,603.20 and 7,701,772.80 is: 11,554,200.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,897,612.80 : 38,851,603.20 = 7,701,772.80 : x
  2. Step 2: Convert to fraction form
    25,897,612.80/38,851,603.20 = 7,701,772.80/x
  3. Step 3: Cross multiply
    25,897,612.80x = 38,851,603.20 × 7,701,772.80
  4. Step 4: Simplify right side
    25,897,612.80x = 299,226,220,762,153
  5. Step 5: Solve for x
    x = 299,226,220,762,153/25,897,612.80
  6. Step 6: Final answer
    x = 11,554,200.89

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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.