Home / 15,018,375.40-22,490,820.90-13,562,708.82

Finding the Fourth Proportional to 15,018,375.40, 22,490,820.90 and 13,562,708.82

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Solution

The fourth proportional to 15,018,375.40, 22,490,820.90 and 13,562,708.82 is: 20,310,882.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,018,375.40 : 22,490,820.90 = 13,562,708.82 : x
  2. Step 2: Convert to fraction form
    15,018,375.40/22,490,820.90 = 13,562,708.82/x
  3. Step 3: Cross multiply
    15,018,375.40x = 22,490,820.90 × 13,562,708.82
  4. Step 4: Simplify right side
    15,018,375.40x = 305,036,454,989,470.31
  5. Step 5: Solve for x
    x = 305,036,454,989,470.31/15,018,375.40
  6. Step 6: Final answer
    x = 20,310,882.29

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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.