Home / 31,838,547.49-43,924,438.22-20,073,947.31

Finding the Fourth Proportional to 31,838,547.49, 43,924,438.22 and 20,073,947.31

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Solution

The fourth proportional to 31,838,547.49, 43,924,438.22 and 20,073,947.31 is: 27,694,003.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,838,547.49 : 43,924,438.22 = 20,073,947.31 : x
  2. Step 2: Convert to fraction form
    31,838,547.49/43,924,438.22 = 20,073,947.31/x
  3. Step 3: Cross multiply
    31,838,547.49x = 43,924,438.22 × 20,073,947.31
  4. Step 4: Simplify right side
    31,838,547.49x = 881,736,858,349,260.50
  5. Step 5: Solve for x
    x = 881,736,858,349,260.50/31,838,547.49
  6. Step 6: Final answer
    x = 27,694,003.90

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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.