Home / 29,015,885.22-40,041,921.36-15,962,864.01

Finding the Fourth Proportional to 29,015,885.22, 40,041,921.36 and 15,962,864.01

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Solution

The fourth proportional to 29,015,885.22, 40,041,921.36 and 15,962,864.01 is: 22,028,752.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,015,885.22 : 40,041,921.36 = 15,962,864.01 : x
  2. Step 2: Convert to fraction form
    29,015,885.22/40,041,921.36 = 15,962,864.01/x
  3. Step 3: Cross multiply
    29,015,885.22x = 40,041,921.36 × 15,962,864.01
  4. Step 4: Simplify right side
    29,015,885.22x = 639,183,745,368,794.25
  5. Step 5: Solve for x
    x = 639,183,745,368,794.25/29,015,885.22
  6. Step 6: Final answer
    x = 22,028,752.20

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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.