Home / 12,223,278.60-18,334,921.30-4,545,920.33

Finding the Fourth Proportional to 12,223,278.60, 18,334,921.30 and 4,545,920.33

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Solution

The fourth proportional to 12,223,278.60, 18,334,921.30 and 4,545,920.33 is: 6,818,881.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,223,278.60 : 18,334,921.30 = 4,545,920.33 : x
  2. Step 2: Convert to fraction form
    12,223,278.60/18,334,921.30 = 4,545,920.33/x
  3. Step 3: Cross multiply
    12,223,278.60x = 18,334,921.30 × 4,545,920.33
  4. Step 4: Simplify right side
    12,223,278.60x = 83,349,091,486,620.03
  5. Step 5: Solve for x
    x = 83,349,091,486,620.03/12,223,278.60
  6. Step 6: Final answer
    x = 6,818,881.76

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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.