Home / 31,935,073.73-47,901,921.21-8,905,394.81

Finding the Fourth Proportional to 31,935,073.73, 47,901,921.21 and 8,905,394.81

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Solution

The fourth proportional to 31,935,073.73, 47,901,921.21 and 8,905,394.81 is: 13,357,899.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,935,073.73 : 47,901,921.21 = 8,905,394.81 : x
  2. Step 2: Convert to fraction form
    31,935,073.73/47,901,921.21 = 8,905,394.81/x
  3. Step 3: Cross multiply
    31,935,073.73x = 47,901,921.21 × 8,905,394.81
  4. Step 4: Simplify right side
    31,935,073.73x = 426,585,520,652,317.75
  5. Step 5: Solve for x
    x = 426,585,520,652,317.75/31,935,073.73
  6. Step 6: Final answer
    x = 13,357,899.98

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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.