Home / 25,562,496.20-38,343,744.30-19,851,801.80

Finding the Fourth Proportional to 25,562,496.20, 38,343,744.30 and 19,851,801.80

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Solution

The fourth proportional to 25,562,496.20, 38,343,744.30 and 19,851,801.80 is: 29,777,702.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,562,496.20 : 38,343,744.30 = 19,851,801.80 : x
  2. Step 2: Convert to fraction form
    25,562,496.20/38,343,744.30 = 19,851,801.80/x
  3. Step 3: Cross multiply
    25,562,496.20x = 38,343,744.30 × 19,851,801.80
  4. Step 4: Simplify right side
    25,562,496.20x = 761,192,412,113,479.75
  5. Step 5: Solve for x
    x = 761,192,412,113,479.75/25,562,496.20
  6. Step 6: Final answer
    x = 29,777,702.70

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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.