Home / 7,135,463.58-9,846,965.52-3,872,277.60

Finding the Fourth Proportional to 7,135,463.58, 9,846,965.52 and 3,872,277.60

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Solution

The fourth proportional to 7,135,463.58, 9,846,965.52 and 3,872,277.60 is: 5,343,757.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,135,463.58 : 9,846,965.52 = 3,872,277.60 : x
  2. Step 2: Convert to fraction form
    7,135,463.58/9,846,965.52 = 3,872,277.60/x
  3. Step 3: Cross multiply
    7,135,463.58x = 9,846,965.52 × 3,872,277.60
  4. Step 4: Simplify right side
    7,135,463.58x = 38,130,184,011,068.35
  5. Step 5: Solve for x
    x = 38,130,184,011,068.35/7,135,463.58
  6. Step 6: Final answer
    x = 5,343,757.08

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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.