Home / 19,193,977.78-26,487,691.34-10,492,186.39

Finding the Fourth Proportional to 19,193,977.78, 26,487,691.34 and 10,492,186.39

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Solution

The fourth proportional to 19,193,977.78, 26,487,691.34 and 10,492,186.39 is: 14,479,218.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,193,977.78 : 26,487,691.34 = 10,492,186.39 : x
  2. Step 2: Convert to fraction form
    19,193,977.78/26,487,691.34 = 10,492,186.39/x
  3. Step 3: Cross multiply
    19,193,977.78x = 26,487,691.34 × 10,492,186.39
  4. Step 4: Simplify right side
    19,193,977.78x = 277,913,794,461,388.69
  5. Step 5: Solve for x
    x = 277,913,794,461,388.69/19,193,977.78
  6. Step 6: Final answer
    x = 14,479,218.31

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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.