Home / 56,213,998.80-84,320,998.20-46,648,060.80

Finding the Fourth Proportional to 56,213,998.80, 84,320,998.20 and 46,648,060.80

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Solution

The fourth proportional to 56,213,998.80, 84,320,998.20 and 46,648,060.80 is: 69,972,091.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,213,998.80 : 84,320,998.20 = 46,648,060.80 : x
  2. Step 2: Convert to fraction form
    56,213,998.80/84,320,998.20 = 46,648,060.80/x
  3. Step 3: Cross multiply
    56,213,998.80x = 84,320,998.20 × 46,648,060.80
  4. Step 4: Simplify right side
    56,213,998.80x = 3,933,411,050,750,290.50
  5. Step 5: Solve for x
    x = 3,933,411,050,750,290.50/56,213,998.80
  6. Step 6: Final answer
    x = 69,972,091.20

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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.