Home / 29,041,363.52-40,075,560.12-15,986,072.72

Finding the Fourth Proportional to 29,041,363.52, 40,075,560.12 and 15,986,072.72

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Solution

The fourth proportional to 29,041,363.52, 40,075,560.12 and 15,986,072.72 is: 22,059,942.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,041,363.52 : 40,075,560.12 = 15,986,072.72 : x
  2. Step 2: Convert to fraction form
    29,041,363.52/40,075,560.12 = 15,986,072.72/x
  3. Step 3: Cross multiply
    29,041,363.52x = 40,075,560.12 × 15,986,072.72
  4. Step 4: Simplify right side
    29,041,363.52x = 640,650,818,373,051.88
  5. Step 5: Solve for x
    x = 640,650,818,373,051.88/29,041,363.52
  6. Step 6: Final answer
    x = 22,059,942.81

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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.