Home / 31,043,129.94-42,840,490.62-17,814,726.93

Finding the Fourth Proportional to 31,043,129.94, 42,840,490.62 and 17,814,726.93

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Solution

The fourth proportional to 31,043,129.94, 42,840,490.62 and 17,814,726.93 is: 24,584,880.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,043,129.94 : 42,840,490.62 = 17,814,726.93 : x
  2. Step 2: Convert to fraction form
    31,043,129.94/42,840,490.62 = 17,814,726.93/x
  3. Step 3: Cross multiply
    31,043,129.94x = 42,840,490.62 × 17,814,726.93
  4. Step 4: Simplify right side
    31,043,129.94x = 763,191,641,942,526.38
  5. Step 5: Solve for x
    x = 763,191,641,942,526.38/31,043,129.94
  6. Step 6: Final answer
    x = 24,584,880.57

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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.