Home / 31,043,124.45-42,840,483.04-17,814,721.43

Finding the Fourth Proportional to 31,043,124.45, 42,840,483.04 and 17,814,721.43

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Solution

The fourth proportional to 31,043,124.45, 42,840,483.04 and 17,814,721.43 is: 24,584,872.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,043,124.45 : 42,840,483.04 = 17,814,721.43 : x
  2. Step 2: Convert to fraction form
    31,043,124.45/42,840,483.04 = 17,814,721.43/x
  3. Step 3: Cross multiply
    31,043,124.45x = 42,840,483.04 × 17,814,721.43
  4. Step 4: Simplify right side
    31,043,124.45x = 763,191,270,980,963.50
  5. Step 5: Solve for x
    x = 763,191,270,980,963.50/31,043,124.45
  6. Step 6: Final answer
    x = 24,584,872.97

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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.