Home / 10,859,820.80-16,291,574.40-3,286,726.40

Finding the Fourth Proportional to 10,859,820.80, 16,291,574.40 and 3,286,726.40

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Solution

The fourth proportional to 10,859,820.80, 16,291,574.40 and 3,286,726.40 is: 4,930,647.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,859,820.80 : 16,291,574.40 = 3,286,726.40 : x
  2. Step 2: Convert to fraction form
    10,859,820.80/16,291,574.40 = 3,286,726.40/x
  3. Step 3: Cross multiply
    10,859,820.80x = 16,291,574.40 × 3,286,726.40
  4. Step 4: Simplify right side
    10,859,820.80x = 53,545,947,678,044.16
  5. Step 5: Solve for x
    x = 53,545,947,678,044.16/10,859,820.80
  6. Step 6: Final answer
    x = 4,930,647.44

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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.