Home / 12,223,187.84-16,867,011.92-7,066,881.52

Finding the Fourth Proportional to 12,223,187.84, 16,867,011.92 and 7,066,881.52

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Solution

The fourth proportional to 12,223,187.84, 16,867,011.92 and 7,066,881.52 is: 9,751,725.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,223,187.84 : 16,867,011.92 = 7,066,881.52 : x
  2. Step 2: Convert to fraction form
    12,223,187.84/16,867,011.92 = 7,066,881.52/x
  3. Step 3: Cross multiply
    12,223,187.84x = 16,867,011.92 × 7,066,881.52
  4. Step 4: Simplify right side
    12,223,187.84x = 119,197,174,835,067.72
  5. Step 5: Solve for x
    x = 119,197,174,835,067.72/12,223,187.84
  6. Step 6: Final answer
    x = 9,751,725.69

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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.