Home / 10,657,379.86-15,988,041.91-3,372,673.07

Finding the Fourth Proportional to 10,657,379.86, 15,988,041.91 and 3,372,673.07

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Solution

The fourth proportional to 10,657,379.86, 15,988,041.91 and 3,372,673.07 is: 5,059,633.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,657,379.86 : 15,988,041.91 = 3,372,673.07 : x
  2. Step 2: Convert to fraction form
    10,657,379.86/15,988,041.91 = 3,372,673.07/x
  3. Step 3: Cross multiply
    10,657,379.86x = 15,988,041.91 × 3,372,673.07
  4. Step 4: Simplify right side
    10,657,379.86x = 53,922,438,436,074.31
  5. Step 5: Solve for x
    x = 53,922,438,436,074.31/10,657,379.86
  6. Step 6: Final answer
    x = 5,059,633.71

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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.