Home / 25,212,878.20-37,861,307.70-13,861,473.40

Finding the Fourth Proportional to 25,212,878.20, 37,861,307.70 and 13,861,473.40

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Solution

The fourth proportional to 25,212,878.20, 37,861,307.70 and 13,861,473.40 is: 20,815,295.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,212,878.20 : 37,861,307.70 = 13,861,473.40 : x
  2. Step 2: Convert to fraction form
    25,212,878.20/37,861,307.70 = 13,861,473.40/x
  3. Step 3: Cross multiply
    25,212,878.20x = 37,861,307.70 × 13,861,473.40
  4. Step 4: Simplify right side
    25,212,878.20x = 524,813,509,572,765.25
  5. Step 5: Solve for x
    x = 524,813,509,572,765.25/25,212,878.20
  6. Step 6: Final answer
    x = 20,815,295.48

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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.