Home / 7,859,406.60-10,845,964.26-4,421,649.96

Finding the Fourth Proportional to 7,859,406.60, 10,845,964.26 and 4,421,649.96

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Solution

The fourth proportional to 7,859,406.60, 10,845,964.26 and 4,421,649.96 is: 6,101,867.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,859,406.60 : 10,845,964.26 = 4,421,649.96 : x
  2. Step 2: Convert to fraction form
    7,859,406.60/10,845,964.26 = 4,421,649.96/x
  3. Step 3: Cross multiply
    7,859,406.60x = 10,845,964.26 × 4,421,649.96
  4. Step 4: Simplify right side
    7,859,406.60x = 47,957,057,436,390.43
  5. Step 5: Solve for x
    x = 47,957,057,436,390.43/7,859,406.60
  6. Step 6: Final answer
    x = 6,101,867.47

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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.