Home / 13,518,194.36-18,679,853.85-9,840,726.44

Finding the Fourth Proportional to 13,518,194.36, 18,679,853.85 and 9,840,726.44

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Solution

The fourth proportional to 13,518,194.36, 18,679,853.85 and 9,840,726.44 is: 13,598,216.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,518,194.36 : 18,679,853.85 = 9,840,726.44 : x
  2. Step 2: Convert to fraction form
    13,518,194.36/18,679,853.85 = 9,840,726.44/x
  3. Step 3: Cross multiply
    13,518,194.36x = 18,679,853.85 × 9,840,726.44
  4. Step 4: Simplify right side
    13,518,194.36x = 183,823,331,583,631.56
  5. Step 5: Solve for x
    x = 183,823,331,583,631.56/13,518,194.36
  6. Step 6: Final answer
    x = 13,598,216.35

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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.