Home / 9,890,357.04-13,645,593.72-5,538,855.60

Finding the Fourth Proportional to 9,890,357.04, 13,645,593.72 and 5,538,855.60

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Solution

The fourth proportional to 9,890,357.04, 13,645,593.72 and 5,538,855.60 is: 7,641,885.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,890,357.04 : 13,645,593.72 = 5,538,855.60 : x
  2. Step 2: Convert to fraction form
    9,890,357.04/13,645,593.72 = 5,538,855.60/x
  3. Step 3: Cross multiply
    9,890,357.04x = 13,645,593.72 × 5,538,855.60
  4. Step 4: Simplify right side
    9,890,357.04x = 75,580,973,191,346.83
  5. Step 5: Solve for x
    x = 75,580,973,191,346.83/9,890,357.04
  6. Step 6: Final answer
    x = 7,641,885.21

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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.