Home / 7,404,809.76-10,215,622.80-4,825,550.88

Finding the Fourth Proportional to 7,404,809.76, 10,215,622.80 and 4,825,550.88

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Solution

The fourth proportional to 7,404,809.76, 10,215,622.80 and 4,825,550.88 is: 6,657,295.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,404,809.76 : 10,215,622.80 = 4,825,550.88 : x
  2. Step 2: Convert to fraction form
    7,404,809.76/10,215,622.80 = 4,825,550.88/x
  3. Step 3: Cross multiply
    7,404,809.76x = 10,215,622.80 × 4,825,550.88
  4. Step 4: Simplify right side
    7,404,809.76x = 49,296,007,592,288.07
  5. Step 5: Solve for x
    x = 49,296,007,592,288.07/7,404,809.76
  6. Step 6: Final answer
    x = 6,657,295.62

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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.