Home / 56,146,814.40-84,220,221.60-13,596,542.40

Finding the Fourth Proportional to 56,146,814.40, 84,220,221.60 and 13,596,542.40

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Solution

The fourth proportional to 56,146,814.40, 84,220,221.60 and 13,596,542.40 is: 20,394,813.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,146,814.40 : 84,220,221.60 = 13,596,542.40 : x
  2. Step 2: Convert to fraction form
    56,146,814.40/84,220,221.60 = 13,596,542.40/x
  3. Step 3: Cross multiply
    56,146,814.40x = 84,220,221.60 × 13,596,542.40
  4. Step 4: Simplify right side
    56,146,814.40x = 1,145,103,813,921,795.75
  5. Step 5: Solve for x
    x = 1,145,103,813,921,795.75/56,146,814.40
  6. Step 6: Final answer
    x = 20,394,813.60

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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.