Home / 25,527,525-38,291,619.20-8,488,197.34

Finding the Fourth Proportional to 25,527,525, 38,291,619.20 and 8,488,197.34

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Solution

The fourth proportional to 25,527,525, 38,291,619.20 and 8,488,197.34 is: 12,732,406.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,527,525 : 38,291,619.20 = 8,488,197.34 : x
  2. Step 2: Convert to fraction form
    25,527,525/38,291,619.20 = 8,488,197.34/x
  3. Step 3: Cross multiply
    25,527,525x = 38,291,619.20 × 8,488,197.34
  4. Step 4: Simplify right side
    25,527,525x = 325,026,820,237,732.94
  5. Step 5: Solve for x
    x = 325,026,820,237,732.94/25,527,525
  6. Step 6: Final answer
    x = 12,732,406.30

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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.