Home / 8,439,991.47-12,658,661.67-2,681,966.97

Finding the Fourth Proportional to 8,439,991.47, 12,658,661.67 and 2,681,966.97

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Solution

The fourth proportional to 8,439,991.47, 12,658,661.67 and 2,681,966.97 is: 4,022,529.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,439,991.47 : 12,658,661.67 = 2,681,966.97 : x
  2. Step 2: Convert to fraction form
    8,439,991.47/12,658,661.67 = 2,681,966.97/x
  3. Step 3: Cross multiply
    8,439,991.47x = 12,658,661.67 × 2,681,966.97
  4. Step 4: Simplify right side
    8,439,991.47x = 33,950,112,483,345.04
  5. Step 5: Solve for x
    x = 33,950,112,483,345.04/8,439,991.47
  6. Step 6: Final answer
    x = 4,022,529.24

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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.