Home / 12,455,665.14-17,188,828.65-6,949,041.14

Finding the Fourth Proportional to 12,455,665.14, 17,188,828.65 and 6,949,041.14

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Solution

The fourth proportional to 12,455,665.14, 17,188,828.65 and 6,949,041.14 is: 9,589,682.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,455,665.14 : 17,188,828.65 = 6,949,041.14 : x
  2. Step 2: Convert to fraction form
    12,455,665.14/17,188,828.65 = 6,949,041.14/x
  3. Step 3: Cross multiply
    12,455,665.14x = 17,188,828.65 × 6,949,041.14
  4. Step 4: Simplify right side
    12,455,665.14x = 119,445,877,351,316.50
  5. Step 5: Solve for x
    x = 119,445,877,351,316.50/12,455,665.14
  6. Step 6: Final answer
    x = 9,589,682.77

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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.