Home / 18,643,058.90-27,964,590.38-5,689,277.48

Finding the Fourth Proportional to 18,643,058.90, 27,964,590.38 and 5,689,277.48

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Solution

The fourth proportional to 18,643,058.90, 27,964,590.38 and 5,689,277.48 is: 8,533,916.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,643,058.90 : 27,964,590.38 = 5,689,277.48 : x
  2. Step 2: Convert to fraction form
    18,643,058.90/27,964,590.38 = 5,689,277.48/x
  3. Step 3: Cross multiply
    18,643,058.90x = 27,964,590.38 × 5,689,277.48
  4. Step 4: Simplify right side
    18,643,058.90x = 159,098,314,286,358.66
  5. Step 5: Solve for x
    x = 159,098,314,286,358.66/18,643,058.90
  6. Step 6: Final answer
    x = 8,533,916.84

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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.