Home / 19,360,044.60-29,040,066.90-18,415,260.60

Finding the Fourth Proportional to 19,360,044.60, 29,040,066.90 and 18,415,260.60

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Solution

The fourth proportional to 19,360,044.60, 29,040,066.90 and 18,415,260.60 is: 27,622,890.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,360,044.60 : 29,040,066.90 = 18,415,260.60 : x
  2. Step 2: Convert to fraction form
    19,360,044.60/29,040,066.90 = 18,415,260.60/x
  3. Step 3: Cross multiply
    19,360,044.60x = 29,040,066.90 × 18,415,260.60
  4. Step 4: Simplify right side
    19,360,044.60x = 534,780,399,804,934.12
  5. Step 5: Solve for x
    x = 534,780,399,804,934.12/19,360,044.60
  6. Step 6: Final answer
    x = 27,622,890.90

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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.