Home / 21,492,015.70-32,238,023.55-17,240,487.70

Finding the Fourth Proportional to 21,492,015.70, 32,238,023.55 and 17,240,487.70

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Solution

The fourth proportional to 21,492,015.70, 32,238,023.55 and 17,240,487.70 is: 25,860,731.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,492,015.70 : 32,238,023.55 = 17,240,487.70 : x
  2. Step 2: Convert to fraction form
    21,492,015.70/32,238,023.55 = 17,240,487.70/x
  3. Step 3: Cross multiply
    21,492,015.70x = 32,238,023.55 × 17,240,487.70
  4. Step 4: Simplify right side
    21,492,015.70x = 555,799,248,486,085.31
  5. Step 5: Solve for x
    x = 555,799,248,486,085.31/21,492,015.70
  6. Step 6: Final answer
    x = 25,860,731.55

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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.