Home / 31,065,873.66-42,870,952.89-17,314,542.54

Finding the Fourth Proportional to 31,065,873.66, 42,870,952.89 and 17,314,542.54

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Solution

The fourth proportional to 31,065,873.66, 42,870,952.89 and 17,314,542.54 is: 23,894,095.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,065,873.66 : 42,870,952.89 = 17,314,542.54 : x
  2. Step 2: Convert to fraction form
    31,065,873.66/42,870,952.89 = 17,314,542.54/x
  3. Step 3: Cross multiply
    31,065,873.66x = 42,870,952.89 × 17,314,542.54
  4. Step 4: Simplify right side
    31,065,873.66x = 742,290,937,544,240.88
  5. Step 5: Solve for x
    x = 742,290,937,544,240.88/31,065,873.66
  6. Step 6: Final answer
    x = 23,894,095.03

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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.