Home / 31,439,807.82-43,386,628.59-17,500,941.90

Finding the Fourth Proportional to 31,439,807.82, 43,386,628.59 and 17,500,941.90

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Solution

The fourth proportional to 31,439,807.82, 43,386,628.59 and 17,500,941.90 is: 24,151,129.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,439,807.82 : 43,386,628.59 = 17,500,941.90 : x
  2. Step 2: Convert to fraction form
    31,439,807.82/43,386,628.59 = 17,500,941.90/x
  3. Step 3: Cross multiply
    31,439,807.82x = 43,386,628.59 × 17,500,941.90
  4. Step 4: Simplify right side
    31,439,807.82x = 759,306,866,190,468.88
  5. Step 5: Solve for x
    x = 759,306,866,190,468.88/31,439,807.82
  6. Step 6: Final answer
    x = 24,151,129.38

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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.