Home / 25,245,663.20-37,843,611.60-12,455,698.40

Finding the Fourth Proportional to 25,245,663.20, 37,843,611.60 and 12,455,698.40

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Solution

The fourth proportional to 25,245,663.20, 37,843,611.60 and 12,455,698.40 is: 18,671,270.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,245,663.20 : 37,843,611.60 = 12,455,698.40 : x
  2. Step 2: Convert to fraction form
    25,245,663.20/37,843,611.60 = 12,455,698.40/x
  3. Step 3: Cross multiply
    25,245,663.20x = 37,843,611.60 × 12,455,698.40
  4. Step 4: Simplify right side
    25,245,663.20x = 471,368,612,456,341.50
  5. Step 5: Solve for x
    x = 471,368,612,456,341.50/25,245,663.20
  6. Step 6: Final answer
    x = 18,671,270.73

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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.