Home / 7,726,670.43-10,662,846.38-4,827,742.39

Finding the Fourth Proportional to 7,726,670.43, 10,662,846.38 and 4,827,742.39

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Solution

The fourth proportional to 7,726,670.43, 10,662,846.38 and 4,827,742.39 is: 6,662,310.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,726,670.43 : 10,662,846.38 = 4,827,742.39 : x
  2. Step 2: Convert to fraction form
    7,726,670.43/10,662,846.38 = 4,827,742.39/x
  3. Step 3: Cross multiply
    7,726,670.43x = 10,662,846.38 × 4,827,742.39
  4. Step 4: Simplify right side
    7,726,670.43x = 51,477,475,442,645.34
  5. Step 5: Solve for x
    x = 51,477,475,442,645.34/7,726,670.43
  6. Step 6: Final answer
    x = 6,662,310.23

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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.