Home / 7,653,985.10-11,480,977.64-3,166,261.10

Finding the Fourth Proportional to 7,653,985.10, 11,480,977.64 and 3,166,261.10

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Solution

The fourth proportional to 7,653,985.10, 11,480,977.64 and 3,166,261.10 is: 4,749,391.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,653,985.10 : 11,480,977.64 = 3,166,261.10 : x
  2. Step 2: Convert to fraction form
    7,653,985.10/11,480,977.64 = 3,166,261.10/x
  3. Step 3: Cross multiply
    7,653,985.10x = 11,480,977.64 × 3,166,261.10
  4. Step 4: Simplify right side
    7,653,985.10x = 36,351,772,834,096.92
  5. Step 5: Solve for x
    x = 36,351,772,834,096.92/7,653,985.10
  6. Step 6: Final answer
    x = 4,749,391.64

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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.