Home / 42,026,963.10-63,019,449.45-19,282,163.10

Finding the Fourth Proportional to 42,026,963.10, 63,019,449.45 and 19,282,163.10

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Solution

The fourth proportional to 42,026,963.10, 63,019,449.45 and 19,282,163.10 is: 28,913,611.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,026,963.10 : 63,019,449.45 = 19,282,163.10 : x
  2. Step 2: Convert to fraction form
    42,026,963.10/63,019,449.45 = 19,282,163.10/x
  3. Step 3: Cross multiply
    42,026,963.10x = 63,019,449.45 × 19,282,163.10
  4. Step 4: Simplify right side
    42,026,963.10x = 1,215,151,302,767,105.50
  5. Step 5: Solve for x
    x = 1,215,151,302,767,105.50/42,026,963.10
  6. Step 6: Final answer
    x = 28,913,611.96

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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.