Home / 7,777,959.36-11,650,142.88-7,587,602.88

Finding the Fourth Proportional to 7,777,959.36, 11,650,142.88 and 7,587,602.88

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Solution

The fourth proportional to 7,777,959.36, 11,650,142.88 and 7,587,602.88 is: 11,365,019.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,777,959.36 : 11,650,142.88 = 7,587,602.88 : x
  2. Step 2: Convert to fraction form
    7,777,959.36/11,650,142.88 = 7,587,602.88/x
  3. Step 3: Cross multiply
    7,777,959.36x = 11,650,142.88 × 7,587,602.88
  4. Step 4: Simplify right side
    7,777,959.36x = 88,396,657,668,699.50
  5. Step 5: Solve for x
    x = 88,396,657,668,699.50/7,777,959.36
  6. Step 6: Final answer
    x = 11,365,019.23

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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.