Home / 52,409,160.12-72,324,927.90-30,395,707.50

Finding the Fourth Proportional to 52,409,160.12, 72,324,927.90 and 30,395,707.50

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Solution

The fourth proportional to 52,409,160.12, 72,324,927.90 and 30,395,707.50 is: 41,946,242.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,409,160.12 : 72,324,927.90 = 30,395,707.50 : x
  2. Step 2: Convert to fraction form
    52,409,160.12/72,324,927.90 = 30,395,707.50/x
  3. Step 3: Cross multiply
    52,409,160.12x = 72,324,927.90 × 30,395,707.50
  4. Step 4: Simplify right side
    52,409,160.12x = 2,198,367,353,406,989.50
  5. Step 5: Solve for x
    x = 2,198,367,353,406,989.50/52,409,160.12
  6. Step 6: Final answer
    x = 41,946,242.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.