Home / 19,854,427.80-29,783,357.34-5,477,495.61

Finding the Fourth Proportional to 19,854,427.80, 29,783,357.34 and 5,477,495.61

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Solution

The fourth proportional to 19,854,427.80, 29,783,357.34 and 5,477,495.61 is: 8,216,716.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,854,427.80 : 29,783,357.34 = 5,477,495.61 : x
  2. Step 2: Convert to fraction form
    19,854,427.80/29,783,357.34 = 5,477,495.61/x
  3. Step 3: Cross multiply
    19,854,427.80x = 29,783,357.34 × 5,477,495.61
  4. Step 4: Simplify right side
    19,854,427.80x = 163,138,209,172,058.25
  5. Step 5: Solve for x
    x = 163,138,209,172,058.25/19,854,427.80
  6. Step 6: Final answer
    x = 8,216,716.73

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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.