Home / 25,411,166.72-38,118,203.20-7,213,938.56

Finding the Fourth Proportional to 25,411,166.72, 38,118,203.20 and 7,213,938.56

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Solution

The fourth proportional to 25,411,166.72, 38,118,203.20 and 7,213,938.56 is: 10,821,320.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,411,166.72 : 38,118,203.20 = 7,213,938.56 : x
  2. Step 2: Convert to fraction form
    25,411,166.72/38,118,203.20 = 7,213,938.56/x
  3. Step 3: Cross multiply
    25,411,166.72x = 38,118,203.20 × 7,213,938.56
  4. Step 4: Simplify right side
    25,411,166.72x = 274,982,375,902,395.41
  5. Step 5: Solve for x
    x = 274,982,375,902,395.41/25,411,166.72
  6. Step 6: Final answer
    x = 10,821,320.36

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1.5x scale

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.