Home / 39,443,409.38-54,430,860.72-22,039,897.64

Finding the Fourth Proportional to 39,443,409.38, 54,430,860.72 and 22,039,897.64

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Solution

The fourth proportional to 39,443,409.38, 54,430,860.72 and 22,039,897.64 is: 30,414,475.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,443,409.38 : 54,430,860.72 = 22,039,897.64 : x
  2. Step 2: Convert to fraction form
    39,443,409.38/54,430,860.72 = 22,039,897.64/x
  3. Step 3: Cross multiply
    39,443,409.38x = 54,430,860.72 × 22,039,897.64
  4. Step 4: Simplify right side
    39,443,409.38x = 1,199,650,598,725,896.75
  5. Step 5: Solve for x
    x = 1,199,650,598,725,896.75/39,443,409.38
  6. Step 6: Final answer
    x = 30,414,475.26

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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.