Home / 38,703,948.34-58,042,089.51-12,791,453.80

Finding the Fourth Proportional to 38,703,948.34, 58,042,089.51 and 12,791,453.80

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Solution

The fourth proportional to 38,703,948.34, 58,042,089.51 and 12,791,453.80 is: 19,182,608.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,703,948.34 : 58,042,089.51 = 12,791,453.80 : x
  2. Step 2: Convert to fraction form
    38,703,948.34/58,042,089.51 = 12,791,453.80/x
  3. Step 3: Cross multiply
    38,703,948.34x = 58,042,089.51 × 12,791,453.80
  4. Step 4: Simplify right side
    38,703,948.34x = 742,442,706,422,629.62
  5. Step 5: Solve for x
    x = 742,442,706,422,629.62/38,703,948.34
  6. Step 6: Final answer
    x = 19,182,608.97

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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.