Home / 31,095,468.70-42,913,044.67-17,157,727.94

Finding the Fourth Proportional to 31,095,468.70, 42,913,044.67 and 17,157,727.94

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Solution

The fourth proportional to 31,095,468.70, 42,913,044.67 and 17,157,727.94 is: 23,678,380.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,095,468.70 : 42,913,044.67 = 17,157,727.94 : x
  2. Step 2: Convert to fraction form
    31,095,468.70/42,913,044.67 = 17,157,727.94/x
  3. Step 3: Cross multiply
    31,095,468.70x = 42,913,044.67 × 17,157,727.94
  4. Step 4: Simplify right side
    31,095,468.70x = 736,290,345,524,927.12
  5. Step 5: Solve for x
    x = 736,290,345,524,927.12/31,095,468.70
  6. Step 6: Final answer
    x = 23,678,380.69

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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.