Home / 74,883,903.60-112,269,868.20-31,717,772.40

Finding the Fourth Proportional to 74,883,903.60, 112,269,868.20 and 31,717,772.40

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Solution

The fourth proportional to 74,883,903.60, 112,269,868.20 and 31,717,772.40 is: 47,552,944.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,883,903.60 : 112,269,868.20 = 31,717,772.40 : x
  2. Step 2: Convert to fraction form
    74,883,903.60/112,269,868.20 = 31,717,772.40/x
  3. Step 3: Cross multiply
    74,883,903.60x = 112,269,868.20 × 31,717,772.40
  4. Step 4: Simplify right side
    74,883,903.60x = 3,560,950,126,945,597.50
  5. Step 5: Solve for x
    x = 3,560,950,126,945,597.50/74,883,903.60
  6. Step 6: Final answer
    x = 47,552,944.70

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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.