Home / 30,015,124.92-41,421,016.44-16,264,114.56

Finding the Fourth Proportional to 30,015,124.92, 41,421,016.44 and 16,264,114.56

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Solution

The fourth proportional to 30,015,124.92, 41,421,016.44 and 16,264,114.56 is: 22,444,556.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,015,124.92 : 41,421,016.44 = 16,264,114.56 : x
  2. Step 2: Convert to fraction form
    30,015,124.92/41,421,016.44 = 16,264,114.56/x
  3. Step 3: Cross multiply
    30,015,124.92x = 41,421,016.44 × 16,264,114.56
  4. Step 4: Simplify right side
    30,015,124.92x = 673,676,156,571,803.38
  5. Step 5: Solve for x
    x = 673,676,156,571,803.38/30,015,124.92
  6. Step 6: Final answer
    x = 22,444,556.15

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1.5x scale

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.