Home / 6,538,067.99-9,018,776.72-4,086,424.25

Finding the Fourth Proportional to 6,538,067.99, 9,018,776.72 and 4,086,424.25

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Solution

The fourth proportional to 6,538,067.99, 9,018,776.72 and 4,086,424.25 is: 5,636,917.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,538,067.99 : 9,018,776.72 = 4,086,424.25 : x
  2. Step 2: Convert to fraction form
    6,538,067.99/9,018,776.72 = 4,086,424.25/x
  3. Step 3: Cross multiply
    6,538,067.99x = 9,018,776.72 × 4,086,424.25
  4. Step 4: Simplify right side
    6,538,067.99x = 36,854,547,828,417.45
  5. Step 5: Solve for x
    x = 36,854,547,828,417.45/6,538,067.99
  6. Step 6: Final answer
    x = 5,636,917.19

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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.