Home / 21,919,890.40-32,881,909.20-5,963,538.40

Finding the Fourth Proportional to 21,919,890.40, 32,881,909.20 and 5,963,538.40

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Solution

The fourth proportional to 21,919,890.40, 32,881,909.20 and 5,963,538.40 is: 8,945,871.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,919,890.40 : 32,881,909.20 = 5,963,538.40 : x
  2. Step 2: Convert to fraction form
    21,919,890.40/32,881,909.20 = 5,963,538.40/x
  3. Step 3: Cross multiply
    21,919,890.40x = 32,881,909.20 × 5,963,538.40
  4. Step 4: Simplify right side
    21,919,890.40x = 196,092,528,179,513.28
  5. Step 5: Solve for x
    x = 196,092,528,179,513.28/21,919,890.40
  6. Step 6: Final answer
    x = 8,945,871.74

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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.