Home / 25,562,495.70-38,343,743.55-19,851,801.30

Finding the Fourth Proportional to 25,562,495.70, 38,343,743.55 and 19,851,801.30

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Solution

The fourth proportional to 25,562,495.70, 38,343,743.55 and 19,851,801.30 is: 29,777,701.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,562,495.70 : 38,343,743.55 = 19,851,801.30 : x
  2. Step 2: Convert to fraction form
    25,562,495.70/38,343,743.55 = 19,851,801.30/x
  3. Step 3: Cross multiply
    25,562,495.70x = 38,343,743.55 × 19,851,801.30
  4. Step 4: Simplify right side
    25,562,495.70x = 761,192,378,052,756.62
  5. Step 5: Solve for x
    x = 761,192,378,052,756.62/25,562,495.70
  6. Step 6: Final answer
    x = 29,777,701.95

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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.