Home / 13,960,961.76-20,941,448.72-4,377,087.40

Finding the Fourth Proportional to 13,960,961.76, 20,941,448.72 and 4,377,087.40

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Solution

The fourth proportional to 13,960,961.76, 20,941,448.72 and 4,377,087.40 is: 6,565,633.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,960,961.76 : 20,941,448.72 = 4,377,087.40 : x
  2. Step 2: Convert to fraction form
    13,960,961.76/20,941,448.72 = 4,377,087.40/x
  3. Step 3: Cross multiply
    13,960,961.76x = 20,941,448.72 × 4,377,087.40
  4. Step 4: Simplify right side
    13,960,961.76x = 91,662,551,330,058.12
  5. Step 5: Solve for x
    x = 91,662,551,330,058.12/13,960,961.76
  6. Step 6: Final answer
    x = 6,565,633.01

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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.