Home / 55,892,591.80-77,130,986.54-31,446,247.48

Finding the Fourth Proportional to 55,892,591.80, 77,130,986.54 and 31,446,247.48

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Solution

The fourth proportional to 55,892,591.80, 77,130,986.54 and 31,446,247.48 is: 43,395,376.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,892,591.80 : 77,130,986.54 = 31,446,247.48 : x
  2. Step 2: Convert to fraction form
    55,892,591.80/77,130,986.54 = 31,446,247.48/x
  3. Step 3: Cross multiply
    55,892,591.80x = 77,130,986.54 × 31,446,247.48
  4. Step 4: Simplify right side
    55,892,591.80x = 2,425,480,091,113,389
  5. Step 5: Solve for x
    x = 2,425,480,091,113,389/55,892,591.80
  6. Step 6: Final answer
    x = 43,395,376.97

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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.