Home / 25,684,620.58-38,523,038.14-6,990,385.21

Finding the Fourth Proportional to 25,684,620.58, 38,523,038.14 and 6,990,385.21

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Solution

The fourth proportional to 25,684,620.58, 38,523,038.14 and 6,990,385.21 is: 10,484,518.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,684,620.58 : 38,523,038.14 = 6,990,385.21 : x
  2. Step 2: Convert to fraction form
    25,684,620.58/38,523,038.14 = 6,990,385.21/x
  3. Step 3: Cross multiply
    25,684,620.58x = 38,523,038.14 × 6,990,385.21
  4. Step 4: Simplify right side
    25,684,620.58x = 269,290,876,177,415.91
  5. Step 5: Solve for x
    x = 269,290,876,177,415.91/25,684,620.58
  6. Step 6: Final answer
    x = 10,484,518.36

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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.