Home / 7,128,020.20-10,693,067.10-2,334,548.20

Finding the Fourth Proportional to 7,128,020.20, 10,693,067.10 and 2,334,548.20

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Solution

The fourth proportional to 7,128,020.20, 10,693,067.10 and 2,334,548.20 is: 3,502,161.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,128,020.20 : 10,693,067.10 = 2,334,548.20 : x
  2. Step 2: Convert to fraction form
    7,128,020.20/10,693,067.10 = 2,334,548.20/x
  3. Step 3: Cross multiply
    7,128,020.20x = 10,693,067.10 × 2,334,548.20
  4. Step 4: Simplify right side
    7,128,020.20x = 24,963,480,550,784.22
  5. Step 5: Solve for x
    x = 24,963,480,550,784.22/7,128,020.20
  6. Step 6: Final answer
    x = 3,502,161.87

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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.