Home / 34,785,518.28-48,008,443.89-21,034,580.82

Finding the Fourth Proportional to 34,785,518.28, 48,008,443.89 and 21,034,580.82

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Solution

The fourth proportional to 34,785,518.28, 48,008,443.89 and 21,034,580.82 is: 29,030,399.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,785,518.28 : 48,008,443.89 = 21,034,580.82 : x
  2. Step 2: Convert to fraction form
    34,785,518.28/48,008,443.89 = 21,034,580.82/x
  3. Step 3: Cross multiply
    34,785,518.28x = 48,008,443.89 × 21,034,580.82
  4. Step 4: Simplify right side
    34,785,518.28x = 1,009,837,493,046,640.25
  5. Step 5: Solve for x
    x = 1,009,837,493,046,640.25/34,785,518.28
  6. Step 6: Final answer
    x = 29,030,399.52

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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.