Home / 18,116,284.88-25,000,719.46-9,856,445.82

Finding the Fourth Proportional to 18,116,284.88, 25,000,719.46 and 9,856,445.82

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Solution

The fourth proportional to 18,116,284.88, 25,000,719.46 and 9,856,445.82 is: 13,602,029.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,116,284.88 : 25,000,719.46 = 9,856,445.82 : x
  2. Step 2: Convert to fraction form
    18,116,284.88/25,000,719.46 = 9,856,445.82/x
  3. Step 3: Cross multiply
    18,116,284.88x = 25,000,719.46 × 9,856,445.82
  4. Step 4: Simplify right side
    18,116,284.88x = 246,418,236,818,509.69
  5. Step 5: Solve for x
    x = 246,418,236,818,509.69/18,116,284.88
  6. Step 6: Final answer
    x = 13,602,029.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.