Home / 9,209,987.44-13,815,013.56-2,820,211.72

Finding the Fourth Proportional to 9,209,987.44, 13,815,013.56 and 2,820,211.72

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Solution

The fourth proportional to 9,209,987.44, 13,815,013.56 and 2,820,211.72 is: 4,230,327.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,209,987.44 : 13,815,013.56 = 2,820,211.72 : x
  2. Step 2: Convert to fraction form
    9,209,987.44/13,815,013.56 = 2,820,211.72/x
  3. Step 3: Cross multiply
    9,209,987.44x = 13,815,013.56 × 2,820,211.72
  4. Step 4: Simplify right side
    9,209,987.44x = 38,961,263,153,870.93
  5. Step 5: Solve for x
    x = 38,961,263,153,870.93/9,209,987.44
  6. Step 6: Final answer
    x = 4,230,327.50

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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.