Home / 13,681,679.84-20,481,605.04-8,273,964.32

Finding the Fourth Proportional to 13,681,679.84, 20,481,605.04 and 8,273,964.32

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Solution

The fourth proportional to 13,681,679.84, 20,481,605.04 and 8,273,964.32 is: 12,386,203.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,681,679.84 : 20,481,605.04 = 8,273,964.32 : x
  2. Step 2: Convert to fraction form
    13,681,679.84/20,481,605.04 = 8,273,964.32/x
  3. Step 3: Cross multiply
    13,681,679.84x = 20,481,605.04 × 8,273,964.32
  4. Step 4: Simplify right side
    13,681,679.84x = 169,464,069,317,292.16
  5. Step 5: Solve for x
    x = 169,464,069,317,292.16/13,681,679.84
  6. Step 6: Final answer
    x = 12,386,203.40

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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.