Home / 22,421,683.75-30,941,923.27-12,108,406.54

Finding the Fourth Proportional to 22,421,683.75, 30,941,923.27 and 12,108,406.54

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Solution

The fourth proportional to 22,421,683.75, 30,941,923.27 and 12,108,406.54 is: 16,709,600.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,421,683.75 : 30,941,923.27 = 12,108,406.54 : x
  2. Step 2: Convert to fraction form
    22,421,683.75/30,941,923.27 = 12,108,406.54/x
  3. Step 3: Cross multiply
    22,421,683.75x = 30,941,923.27 × 12,108,406.54
  4. Step 4: Simplify right side
    22,421,683.75x = 374,657,386,082,646.12
  5. Step 5: Solve for x
    x = 374,657,386,082,646.12/22,421,683.75
  6. Step 6: Final answer
    x = 16,709,600.86

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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.