Home / 15,989,784.80-23,995,306.04-7,470,785.57

Finding the Fourth Proportional to 15,989,784.80, 23,995,306.04 and 7,470,785.57

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Solution

The fourth proportional to 15,989,784.80, 23,995,306.04 and 7,470,785.57 is: 11,211,144.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,989,784.80 : 23,995,306.04 = 7,470,785.57 : x
  2. Step 2: Convert to fraction form
    15,989,784.80/23,995,306.04 = 7,470,785.57/x
  3. Step 3: Cross multiply
    15,989,784.80x = 23,995,306.04 × 7,470,785.57
  4. Step 4: Simplify right side
    15,989,784.80x = 179,263,785,954,035.41
  5. Step 5: Solve for x
    x = 179,263,785,954,035.41/15,989,784.80
  6. Step 6: Final answer
    x = 11,211,144.38

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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.