Home / 14,265,892.11-19,688,788.16-7,988,810.14

Finding the Fourth Proportional to 14,265,892.11, 19,688,788.16 and 7,988,810.14

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Solution

The fourth proportional to 14,265,892.11, 19,688,788.16 and 7,988,810.14 is: 11,025,597.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,265,892.11 : 19,688,788.16 = 7,988,810.14 : x
  2. Step 2: Convert to fraction form
    14,265,892.11/19,688,788.16 = 7,988,810.14/x
  3. Step 3: Cross multiply
    14,265,892.11x = 19,688,788.16 × 7,988,810.14
  4. Step 4: Simplify right side
    14,265,892.11x = 157,289,990,511,544.94
  5. Step 5: Solve for x
    x = 157,289,990,511,544.94/14,265,892.11
  6. Step 6: Final answer
    x = 11,025,597.93

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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.