Home / 14,408,847.66-19,890,125.46-9,768,987.66

Finding the Fourth Proportional to 14,408,847.66, 19,890,125.46 and 9,768,987.66

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Solution

The fourth proportional to 14,408,847.66, 19,890,125.46 and 9,768,987.66 is: 13,485,213.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,408,847.66 : 19,890,125.46 = 9,768,987.66 : x
  2. Step 2: Convert to fraction form
    14,408,847.66/19,890,125.46 = 9,768,987.66/x
  3. Step 3: Cross multiply
    14,408,847.66x = 19,890,125.46 × 9,768,987.66
  4. Step 4: Simplify right side
    14,408,847.66x = 194,306,390,174,591.84
  5. Step 5: Solve for x
    x = 194,306,390,174,591.84/14,408,847.66
  6. Step 6: Final answer
    x = 13,485,213.72

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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.