Home / 7,729,855.32-11,542,729.47-6,312,722.52

Finding the Fourth Proportional to 7,729,855.32, 11,542,729.47 and 6,312,722.52

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Solution

The fourth proportional to 7,729,855.32, 11,542,729.47 and 6,312,722.52 is: 9,426,573.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,729,855.32 : 11,542,729.47 = 6,312,722.52 : x
  2. Step 2: Convert to fraction form
    7,729,855.32/11,542,729.47 = 6,312,722.52/x
  3. Step 3: Cross multiply
    7,729,855.32x = 11,542,729.47 × 6,312,722.52
  4. Step 4: Simplify right side
    7,729,855.32x = 72,866,048,267,536.66
  5. Step 5: Solve for x
    x = 72,866,048,267,536.66/7,729,855.32
  6. Step 6: Final answer
    x = 9,426,573.36

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.