Home / 11,401,815.58-15,736,070.96-6,990,761.14

Finding the Fourth Proportional to 11,401,815.58, 15,736,070.96 and 6,990,761.14

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Solution

The fourth proportional to 11,401,815.58, 15,736,070.96 and 6,990,761.14 is: 9,648,210.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,401,815.58 : 15,736,070.96 = 6,990,761.14 : x
  2. Step 2: Convert to fraction form
    11,401,815.58/15,736,070.96 = 6,990,761.14/x
  3. Step 3: Cross multiply
    11,401,815.58x = 15,736,070.96 × 6,990,761.14
  4. Step 4: Simplify right side
    11,401,815.58x = 110,007,113,289,156.52
  5. Step 5: Solve for x
    x = 110,007,113,289,156.52/11,401,815.58
  6. Step 6: Final answer
    x = 9,648,210.19

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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.