Home / 19,587,357.38-27,022,168.32-12,232,421.76

Finding the Fourth Proportional to 19,587,357.38, 27,022,168.32 and 12,232,421.76

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Solution

The fourth proportional to 19,587,357.38, 27,022,168.32 and 12,232,421.76 is: 16,875,505.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,587,357.38 : 27,022,168.32 = 12,232,421.76 : x
  2. Step 2: Convert to fraction form
    19,587,357.38/27,022,168.32 = 12,232,421.76/x
  3. Step 3: Cross multiply
    19,587,357.38x = 27,022,168.32 × 12,232,421.76
  4. Step 4: Simplify right side
    19,587,357.38x = 330,546,559,759,950.62
  5. Step 5: Solve for x
    x = 330,546,559,759,950.62/19,587,357.38
  6. Step 6: Final answer
    x = 16,875,505.63

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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.