Home / 25,715,352.96-38,573,029.44-12,211,240.32

Finding the Fourth Proportional to 25,715,352.96, 38,573,029.44 and 12,211,240.32

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Solution

The fourth proportional to 25,715,352.96, 38,573,029.44 and 12,211,240.32 is: 18,316,860.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,715,352.96 : 38,573,029.44 = 12,211,240.32 : x
  2. Step 2: Convert to fraction form
    25,715,352.96/38,573,029.44 = 12,211,240.32/x
  3. Step 3: Cross multiply
    25,715,352.96x = 38,573,029.44 × 12,211,240.32
  4. Step 4: Simplify right side
    25,715,352.96x = 471,024,532,362,275
  5. Step 5: Solve for x
    x = 471,024,532,362,275/25,715,352.96
  6. Step 6: Final answer
    x = 18,316,860.48

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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.