Home / 29,015,883.72-40,041,919.29-15,962,862.51

Finding the Fourth Proportional to 29,015,883.72, 40,041,919.29 and 15,962,862.51

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Solution

The fourth proportional to 29,015,883.72, 40,041,919.29 and 15,962,862.51 is: 22,028,750.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,015,883.72 : 40,041,919.29 = 15,962,862.51 : x
  2. Step 2: Convert to fraction form
    29,015,883.72/40,041,919.29 = 15,962,862.51/x
  3. Step 3: Cross multiply
    29,015,883.72x = 40,041,919.29 × 15,962,862.51
  4. Step 4: Simplify right side
    29,015,883.72x = 639,183,652,262,786.75
  5. Step 5: Solve for x
    x = 639,183,652,262,786.75/29,015,883.72
  6. Step 6: Final answer
    x = 22,028,750.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.