Home / 9,976,766.76-14,965,181.63-2,788,253.28

Finding the Fourth Proportional to 9,976,766.76, 14,965,181.63 and 2,788,253.28

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Solution

The fourth proportional to 9,976,766.76, 14,965,181.63 and 2,788,253.28 is: 4,182,388.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,976,766.76 : 14,965,181.63 = 2,788,253.28 : x
  2. Step 2: Convert to fraction form
    9,976,766.76/14,965,181.63 = 2,788,253.28/x
  3. Step 3: Cross multiply
    9,976,766.76x = 14,965,181.63 × 2,788,253.28
  4. Step 4: Simplify right side
    9,976,766.76x = 41,726,716,765,643.24
  5. Step 5: Solve for x
    x = 41,726,716,765,643.24/9,976,766.76
  6. Step 6: Final answer
    x = 4,182,388.72

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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.