Home / 38,703,921.84-58,042,049.76-12,791,427.30

Finding the Fourth Proportional to 38,703,921.84, 58,042,049.76 and 12,791,427.30

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Solution

The fourth proportional to 38,703,921.84, 58,042,049.76 and 12,791,427.30 is: 19,182,569.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,703,921.84 : 58,042,049.76 = 12,791,427.30 : x
  2. Step 2: Convert to fraction form
    38,703,921.84/58,042,049.76 = 12,791,427.30/x
  3. Step 3: Cross multiply
    38,703,921.84x = 58,042,049.76 × 12,791,427.30
  4. Step 4: Simplify right side
    38,703,921.84x = 742,440,659,848,022.50
  5. Step 5: Solve for x
    x = 742,440,659,848,022.50/38,703,921.84
  6. Step 6: Final answer
    x = 19,182,569.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.