Home / 7,287,645.32-10,922,770.80-3,391,860.14

Finding the Fourth Proportional to 7,287,645.32, 10,922,770.80 and 3,391,860.14

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Solution

The fourth proportional to 7,287,645.32, 10,922,770.80 and 3,391,860.14 is: 5,083,742.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,287,645.32 : 10,922,770.80 = 3,391,860.14 : x
  2. Step 2: Convert to fraction form
    7,287,645.32/10,922,770.80 = 3,391,860.14/x
  3. Step 3: Cross multiply
    7,287,645.32x = 10,922,770.80 × 3,391,860.14
  4. Step 4: Simplify right side
    7,287,645.32x = 37,048,510,894,875.91
  5. Step 5: Solve for x
    x = 37,048,510,894,875.91/7,287,645.32
  6. Step 6: Final answer
    x = 5,083,742.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.