Home / 56,414,511.80-84,710,241.30-38,542,844.60

Finding the Fourth Proportional to 56,414,511.80, 84,710,241.30 and 38,542,844.60

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Solution

The fourth proportional to 56,414,511.80, 84,710,241.30 and 38,542,844.60 is: 57,874,712.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,414,511.80 : 84,710,241.30 = 38,542,844.60 : x
  2. Step 2: Convert to fraction form
    56,414,511.80/84,710,241.30 = 38,542,844.60/x
  3. Step 3: Cross multiply
    56,414,511.80x = 84,710,241.30 × 38,542,844.60
  4. Step 4: Simplify right side
    56,414,511.80x = 3,264,973,666,454,402
  5. Step 5: Solve for x
    x = 3,264,973,666,454,402/56,414,511.80
  6. Step 6: Final answer
    x = 57,874,712.77

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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.