Home / 25,892,419.20-38,838,628.80-9,718,339.20

Finding the Fourth Proportional to 25,892,419.20, 38,838,628.80 and 9,718,339.20

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Solution

The fourth proportional to 25,892,419.20, 38,838,628.80 and 9,718,339.20 is: 14,577,508.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,892,419.20 : 38,838,628.80 = 9,718,339.20 : x
  2. Step 2: Convert to fraction form
    25,892,419.20/38,838,628.80 = 9,718,339.20/x
  3. Step 3: Cross multiply
    25,892,419.20x = 38,838,628.80 × 9,718,339.20
  4. Step 4: Simplify right side
    25,892,419.20x = 377,446,968,741,288.88
  5. Step 5: Solve for x
    x = 377,446,968,741,288.88/25,892,419.20
  6. Step 6: Final answer
    x = 14,577,508.80

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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.