Home / 8,762,160.80-13,147,946.48-3,648,121.12

Finding the Fourth Proportional to 8,762,160.80, 13,147,946.48 and 3,648,121.12

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Solution

The fourth proportional to 8,762,160.80, 13,147,946.48 and 3,648,121.12 is: 5,474,140.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,762,160.80 : 13,147,946.48 = 3,648,121.12 : x
  2. Step 2: Convert to fraction form
    8,762,160.80/13,147,946.48 = 3,648,121.12/x
  3. Step 3: Cross multiply
    8,762,160.80x = 13,147,946.48 × 3,648,121.12
  4. Step 4: Simplify right side
    8,762,160.80x = 47,965,301,238,317.66
  5. Step 5: Solve for x
    x = 47,965,301,238,317.66/8,762,160.80
  6. Step 6: Final answer
    x = 5,474,140.72

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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.