Home / 11,212,023.15-15,465,482.42-7,074,828.77

Finding the Fourth Proportional to 11,212,023.15, 15,465,482.42 and 7,074,828.77

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Solution

The fourth proportional to 11,212,023.15, 15,465,482.42 and 7,074,828.77 is: 9,758,777.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,212,023.15 : 15,465,482.42 = 7,074,828.77 : x
  2. Step 2: Convert to fraction form
    11,212,023.15/15,465,482.42 = 7,074,828.77/x
  3. Step 3: Cross multiply
    11,212,023.15x = 15,465,482.42 × 7,074,828.77
  4. Step 4: Simplify right side
    11,212,023.15x = 109,415,639,854,243.66
  5. Step 5: Solve for x
    x = 109,415,639,854,243.66/11,212,023.15
  6. Step 6: Final answer
    x = 9,758,777.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.