Home / 7,230,340.10-9,977,888.29-3,922,634.16

Finding the Fourth Proportional to 7,230,340.10, 9,977,888.29 and 3,922,634.16

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Solution

The fourth proportional to 7,230,340.10, 9,977,888.29 and 3,922,634.16 is: 5,413,245.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,230,340.10 : 9,977,888.29 = 3,922,634.16 : x
  2. Step 2: Convert to fraction form
    7,230,340.10/9,977,888.29 = 3,922,634.16/x
  3. Step 3: Cross multiply
    7,230,340.10x = 9,977,888.29 × 3,922,634.16
  4. Step 4: Simplify right side
    7,230,340.10x = 39,139,605,441,211.40
  5. Step 5: Solve for x
    x = 39,139,605,441,211.40/7,230,340.10
  6. Step 6: Final answer
    x = 5,413,245.42

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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.