Home / 31,935,308.22-47,902,270.68-8,905,628.22

Finding the Fourth Proportional to 31,935,308.22, 47,902,270.68 and 8,905,628.22

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Solution

The fourth proportional to 31,935,308.22, 47,902,270.68 and 8,905,628.22 is: 13,358,249.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,935,308.22 : 47,902,270.68 = 8,905,628.22 : x
  2. Step 2: Convert to fraction form
    31,935,308.22/47,902,270.68 = 8,905,628.22/x
  3. Step 3: Cross multiply
    31,935,308.22x = 47,902,270.68 × 8,905,628.22
  4. Step 4: Simplify right side
    31,935,308.22x = 426,599,813,569,886.62
  5. Step 5: Solve for x
    x = 426,599,813,569,886.62/31,935,308.22
  6. Step 6: Final answer
    x = 13,358,249.45

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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.