Home / 7,781,120.64-10,736,055.36-4,561,234.56

Finding the Fourth Proportional to 7,781,120.64, 10,736,055.36 and 4,561,234.56

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Solution

The fourth proportional to 7,781,120.64, 10,736,055.36 and 4,561,234.56 is: 6,293,395.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,781,120.64 : 10,736,055.36 = 4,561,234.56 : x
  2. Step 2: Convert to fraction form
    7,781,120.64/10,736,055.36 = 4,561,234.56/x
  3. Step 3: Cross multiply
    7,781,120.64x = 10,736,055.36 × 4,561,234.56
  4. Step 4: Simplify right side
    7,781,120.64x = 48,969,666,746,105.23
  5. Step 5: Solve for x
    x = 48,969,666,746,105.23/7,781,120.64
  6. Step 6: Final answer
    x = 6,293,395.13

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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.