Home / 56,283,353.76-77,664,501.18-31,504,928.16

Finding the Fourth Proportional to 56,283,353.76, 77,664,501.18 and 31,504,928.16

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Solution

The fourth proportional to 56,283,353.76, 77,664,501.18 and 31,504,928.16 is: 43,473,147.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,283,353.76 : 77,664,501.18 = 31,504,928.16 : x
  2. Step 2: Convert to fraction form
    56,283,353.76/77,664,501.18 = 31,504,928.16/x
  3. Step 3: Cross multiply
    56,283,353.76x = 77,664,501.18 × 31,504,928.16
  4. Step 4: Simplify right side
    56,283,353.76x = 2,446,814,530,258,135.50
  5. Step 5: Solve for x
    x = 2,446,814,530,258,135.50/56,283,353.76
  6. Step 6: Final answer
    x = 43,473,147.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.