Home / 62,143,068.47-85,794,179.90-55,248,474.42

Finding the Fourth Proportional to 62,143,068.47, 85,794,179.90 and 55,248,474.42

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Solution

The fourth proportional to 62,143,068.47, 85,794,179.90 and 55,248,474.42 is: 76,275,563.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,143,068.47 : 85,794,179.90 = 55,248,474.42 : x
  2. Step 2: Convert to fraction form
    62,143,068.47/85,794,179.90 = 55,248,474.42/x
  3. Step 3: Cross multiply
    62,143,068.47x = 85,794,179.90 × 55,248,474.42
  4. Step 4: Simplify right side
    62,143,068.47x = 4,739,997,553,313,786
  5. Step 5: Solve for x
    x = 4,739,997,553,313,786/62,143,068.47
  6. Step 6: Final answer
    x = 76,275,563.32

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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.