Home / 20,995,468.80-31,493,203.20-5,849,400.30

Finding the Fourth Proportional to 20,995,468.80, 31,493,203.20 and 5,849,400.30

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Solution

The fourth proportional to 20,995,468.80, 31,493,203.20 and 5,849,400.30 is: 8,774,100.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,995,468.80 : 31,493,203.20 = 5,849,400.30 : x
  2. Step 2: Convert to fraction form
    20,995,468.80/31,493,203.20 = 5,849,400.30/x
  3. Step 3: Cross multiply
    20,995,468.80x = 31,493,203.20 × 5,849,400.30
  4. Step 4: Simplify right side
    20,995,468.80x = 184,216,352,246,040.94
  5. Step 5: Solve for x
    x = 184,216,352,246,040.94/20,995,468.80
  6. Step 6: Final answer
    x = 8,774,100.45

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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.