Home / 25,587,927.20-38,318,905.20-17,021,885.60

Finding the Fourth Proportional to 25,587,927.20, 38,318,905.20 and 17,021,885.60

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Solution

The fourth proportional to 25,587,927.20, 38,318,905.20 and 17,021,885.60 is: 25,490,928.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,587,927.20 : 38,318,905.20 = 17,021,885.60 : x
  2. Step 2: Convert to fraction form
    25,587,927.20/38,318,905.20 = 17,021,885.60/x
  3. Step 3: Cross multiply
    25,587,927.20x = 38,318,905.20 × 17,021,885.60
  4. Step 4: Simplify right side
    25,587,927.20x = 652,260,020,631,645.25
  5. Step 5: Solve for x
    x = 652,260,020,631,645.25/25,587,927.20
  6. Step 6: Final answer
    x = 25,490,928.42

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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.