Home / 7,180,233.56-9,907,367.12-4,279,894.30

Finding the Fourth Proportional to 7,180,233.56, 9,907,367.12 and 4,279,894.30

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Solution

The fourth proportional to 7,180,233.56, 9,907,367.12 and 4,279,894.30 is: 5,905,446.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,180,233.56 : 9,907,367.12 = 4,279,894.30 : x
  2. Step 2: Convert to fraction form
    7,180,233.56/9,907,367.12 = 4,279,894.30/x
  3. Step 3: Cross multiply
    7,180,233.56x = 9,907,367.12 × 4,279,894.30
  4. Step 4: Simplify right side
    7,180,233.56x = 42,402,484,096,004.16
  5. Step 5: Solve for x
    x = 42,402,484,096,004.16/7,180,233.56
  6. Step 6: Final answer
    x = 5,905,446.35

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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.