Home / 12,953,976.57-19,437,689.75-5,283,249.03

Finding the Fourth Proportional to 12,953,976.57, 19,437,689.75 and 5,283,249.03

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Solution

The fourth proportional to 12,953,976.57, 19,437,689.75 and 5,283,249.03 is: 7,927,616.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,953,976.57 : 19,437,689.75 = 5,283,249.03 : x
  2. Step 2: Convert to fraction form
    12,953,976.57/19,437,689.75 = 5,283,249.03/x
  3. Step 3: Cross multiply
    12,953,976.57x = 19,437,689.75 × 5,283,249.03
  4. Step 4: Simplify right side
    12,953,976.57x = 102,694,155,490,712.20
  5. Step 5: Solve for x
    x = 102,694,155,490,712.20/12,953,976.57
  6. Step 6: Final answer
    x = 7,927,616.28

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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.