Home / 20,139,026.15-30,208,539.23-5,762,562.95

Finding the Fourth Proportional to 20,139,026.15, 30,208,539.23 and 5,762,562.95

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Solution

The fourth proportional to 20,139,026.15, 30,208,539.23 and 5,762,562.95 is: 8,643,844.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,139,026.15 : 30,208,539.23 = 5,762,562.95 : x
  2. Step 2: Convert to fraction form
    20,139,026.15/30,208,539.23 = 5,762,562.95/x
  3. Step 3: Cross multiply
    20,139,026.15x = 30,208,539.23 × 5,762,562.95
  4. Step 4: Simplify right side
    20,139,026.15x = 174,078,608,940,419.53
  5. Step 5: Solve for x
    x = 174,078,608,940,419.53/20,139,026.15
  6. Step 6: Final answer
    x = 8,643,844.43

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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.