Home / 19,230,648.20-28,845,972.30-5,767,476.20

Finding the Fourth Proportional to 19,230,648.20, 28,845,972.30 and 5,767,476.20

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Solution

The fourth proportional to 19,230,648.20, 28,845,972.30 and 5,767,476.20 is: 8,651,214.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,230,648.20 : 28,845,972.30 = 5,767,476.20 : x
  2. Step 2: Convert to fraction form
    19,230,648.20/28,845,972.30 = 5,767,476.20/x
  3. Step 3: Cross multiply
    19,230,648.20x = 28,845,972.30 × 5,767,476.20
  4. Step 4: Simplify right side
    19,230,648.20x = 166,368,458,706,109.28
  5. Step 5: Solve for x
    x = 166,368,458,706,109.28/19,230,648.20
  6. Step 6: Final answer
    x = 8,651,214.30

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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.