Home / 54,568,908.47-81,854,248.44-15,707,875.84

Finding the Fourth Proportional to 54,568,908.47, 81,854,248.44 and 15,707,875.84

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Solution

The fourth proportional to 54,568,908.47, 81,854,248.44 and 15,707,875.84 is: 23,562,068.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,568,908.47 : 81,854,248.44 = 15,707,875.84 : x
  2. Step 2: Convert to fraction form
    54,568,908.47/81,854,248.44 = 15,707,875.84/x
  3. Step 3: Cross multiply
    54,568,908.47x = 81,854,248.44 × 15,707,875.84
  4. Step 4: Simplify right side
    54,568,908.47x = 1,285,756,371,062,762.50
  5. Step 5: Solve for x
    x = 1,285,756,371,062,762.50/54,568,908.47
  6. Step 6: Final answer
    x = 23,562,068.71

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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.