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Finding the Fourth Proportional to 25,481,531.10, 35,774,920.50 and 25,481,531.10

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Solution

The fourth proportional to 25,481,531.10, 35,774,920.50 and 25,481,531.10 is: 35,774,920.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,481,531.10 : 35,774,920.50 = 25,481,531.10 : x
  2. Step 2: Convert to fraction form
    25,481,531.10/35,774,920.50 = 25,481,531.10/x
  3. Step 3: Cross multiply
    25,481,531.10x = 35,774,920.50 × 25,481,531.10
  4. Step 4: Simplify right side
    25,481,531.10x = 911,599,749,320,777.62
  5. Step 5: Solve for x
    x = 911,599,749,320,777.62/25,481,531.10
  6. Step 6: Final answer
    x = 35,774,920.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.