Home / 14,438,378.81-21,657,364.14-3,508,648.77

Finding the Fourth Proportional to 14,438,378.81, 21,657,364.14 and 3,508,648.77

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Solution

The fourth proportional to 14,438,378.81, 21,657,364.14 and 3,508,648.77 is: 5,262,923.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,438,378.81 : 21,657,364.14 = 3,508,648.77 : x
  2. Step 2: Convert to fraction form
    14,438,378.81/21,657,364.14 = 3,508,648.77/x
  3. Step 3: Cross multiply
    14,438,378.81x = 21,657,364.14 × 3,508,648.77
  4. Step 4: Simplify right side
    14,438,378.81x = 75,988,084,145,625.66
  5. Step 5: Solve for x
    x = 75,988,084,145,625.66/14,438,378.81
  6. Step 6: Final answer
    x = 5,262,923.57

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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.