Home / 10,365,418.08-15,551,115.48-3,178,012.68

Finding the Fourth Proportional to 10,365,418.08, 15,551,115.48 and 3,178,012.68

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Solution

The fourth proportional to 10,365,418.08, 15,551,115.48 and 3,178,012.68 is: 4,767,935.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,365,418.08 : 15,551,115.48 = 3,178,012.68 : x
  2. Step 2: Convert to fraction form
    10,365,418.08/15,551,115.48 = 3,178,012.68/x
  3. Step 3: Cross multiply
    10,365,418.08x = 15,551,115.48 × 3,178,012.68
  4. Step 4: Simplify right side
    10,365,418.08x = 49,421,642,183,584.29
  5. Step 5: Solve for x
    x = 49,421,642,183,584.29/10,365,418.08
  6. Step 6: Final answer
    x = 4,767,935.24

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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.