Home / 7,176,859.20-9,904,096.80-4,277,707.20

Finding the Fourth Proportional to 7,176,859.20, 9,904,096.80 and 4,277,707.20

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Solution

The fourth proportional to 7,176,859.20, 9,904,096.80 and 4,277,707.20 is: 5,903,254.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,176,859.20 : 9,904,096.80 = 4,277,707.20 : x
  2. Step 2: Convert to fraction form
    7,176,859.20/9,904,096.80 = 4,277,707.20/x
  3. Step 3: Cross multiply
    7,176,859.20x = 9,904,096.80 × 4,277,707.20
  4. Step 4: Simplify right side
    7,176,859.20x = 42,366,826,190,856.97
  5. Step 5: Solve for x
    x = 42,366,826,190,856.97/7,176,859.20
  6. Step 6: Final answer
    x = 5,903,254.48

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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.