Home / 70,650,267.21-105,975,409.04-22,131,901.85

Finding the Fourth Proportional to 70,650,267.21, 105,975,409.04 and 22,131,901.85

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Solution

The fourth proportional to 70,650,267.21, 105,975,409.04 and 22,131,901.85 is: 33,197,855.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,650,267.21 : 105,975,409.04 = 22,131,901.85 : x
  2. Step 2: Convert to fraction form
    70,650,267.21/105,975,409.04 = 22,131,901.85/x
  3. Step 3: Cross multiply
    70,650,267.21x = 105,975,409.04 × 22,131,901.85
  4. Step 4: Simplify right side
    70,650,267.21x = 2,345,437,350,746,346
  5. Step 5: Solve for x
    x = 2,345,437,350,746,346/70,650,267.21
  6. Step 6: Final answer
    x = 33,197,855.34

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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.