Home / 56,139,218.40-84,240,320.40-23,785,615.20

Finding the Fourth Proportional to 56,139,218.40, 84,240,320.40 and 23,785,615.20

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Solution

The fourth proportional to 56,139,218.40, 84,240,320.40 and 23,785,615.20 is: 35,691,765.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,139,218.40 : 84,240,320.40 = 23,785,615.20 : x
  2. Step 2: Convert to fraction form
    56,139,218.40/84,240,320.40 = 23,785,615.20/x
  3. Step 3: Cross multiply
    56,139,218.40x = 84,240,320.40 × 23,785,615.20
  4. Step 4: Simplify right side
    56,139,218.40x = 2,003,707,845,359,110.25
  5. Step 5: Solve for x
    x = 2,003,707,845,359,110.25/56,139,218.40
  6. Step 6: Final answer
    x = 35,691,765.98

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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.