Home / 22,025,077.74-30,382,362.90-20,466,325.08

Finding the Fourth Proportional to 22,025,077.74, 30,382,362.90 and 20,466,325.08

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Solution

The fourth proportional to 22,025,077.74, 30,382,362.90 and 20,466,325.08 is: 28,232,150.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,025,077.74 : 30,382,362.90 = 20,466,325.08 : x
  2. Step 2: Convert to fraction form
    22,025,077.74/30,382,362.90 = 20,466,325.08/x
  3. Step 3: Cross multiply
    22,025,077.74x = 30,382,362.90 × 20,466,325.08
  4. Step 4: Simplify right side
    22,025,077.74x = 621,815,315,809,931.50
  5. Step 5: Solve for x
    x = 621,815,315,809,931.50/22,025,077.74
  6. Step 6: Final answer
    x = 28,232,150.79

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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.