Home / 14,019,759.22-21,039,032.52-4,921,883.83

Finding the Fourth Proportional to 14,019,759.22, 21,039,032.52 and 4,921,883.83

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Solution

The fourth proportional to 14,019,759.22, 21,039,032.52 and 4,921,883.83 is: 7,386,123.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,019,759.22 : 21,039,032.52 = 4,921,883.83 : x
  2. Step 2: Convert to fraction form
    14,019,759.22/21,039,032.52 = 4,921,883.83/x
  3. Step 3: Cross multiply
    14,019,759.22x = 21,039,032.52 × 4,921,883.83
  4. Step 4: Simplify right side
    14,019,759.22x = 103,551,673,959,032.16
  5. Step 5: Solve for x
    x = 103,551,673,959,032.16/14,019,759.22
  6. Step 6: Final answer
    x = 7,386,123.57

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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.