Home / 52,275,715.48-78,400,536.34-15,380,263.80

Finding the Fourth Proportional to 52,275,715.48, 78,400,536.34 and 15,380,263.80

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Solution

The fourth proportional to 52,275,715.48, 78,400,536.34 and 15,380,263.80 is: 23,066,560.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,275,715.48 : 78,400,536.34 = 15,380,263.80 : x
  2. Step 2: Convert to fraction form
    52,275,715.48/78,400,536.34 = 15,380,263.80/x
  3. Step 3: Cross multiply
    52,275,715.48x = 78,400,536.34 × 15,380,263.80
  4. Step 4: Simplify right side
    52,275,715.48x = 1,205,820,930,970,686.50
  5. Step 5: Solve for x
    x = 1,205,820,930,970,686.50/52,275,715.48
  6. Step 6: Final answer
    x = 23,066,560.06

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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.