Home / 70,561,914.18-105,688,556.52-50,029,395.90

Finding the Fourth Proportional to 70,561,914.18, 105,688,556.52 and 50,029,395.90

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Solution

The fourth proportional to 70,561,914.18, 105,688,556.52 and 50,029,395.90 is: 74,934,682.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,561,914.18 : 105,688,556.52 = 50,029,395.90 : x
  2. Step 2: Convert to fraction form
    70,561,914.18/105,688,556.52 = 50,029,395.90/x
  3. Step 3: Cross multiply
    70,561,914.18x = 105,688,556.52 × 50,029,395.90
  4. Step 4: Simplify right side
    70,561,914.18x = 5,287,534,636,238,606
  5. Step 5: Solve for x
    x = 5,287,534,636,238,606/70,561,914.18
  6. Step 6: Final answer
    x = 74,934,682.51

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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.