Home / 67,997,095.20-101,995,642.80-49,006,936.80

Finding the Fourth Proportional to 67,997,095.20, 101,995,642.80 and 49,006,936.80

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Solution

The fourth proportional to 67,997,095.20, 101,995,642.80 and 49,006,936.80 is: 73,510,405.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,997,095.20 : 101,995,642.80 = 49,006,936.80 : x
  2. Step 2: Convert to fraction form
    67,997,095.20/101,995,642.80 = 49,006,936.80/x
  3. Step 3: Cross multiply
    67,997,095.20x = 101,995,642.80 × 49,006,936.80
  4. Step 4: Simplify right side
    67,997,095.20x = 4,998,494,020,574,975
  5. Step 5: Solve for x
    x = 4,998,494,020,574,975/67,997,095.20
  6. Step 6: Final answer
    x = 73,510,405.20

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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.