Home / 19,371,026.81-26,733,229.88-10,669,196.21

Finding the Fourth Proportional to 19,371,026.81, 26,733,229.88 and 10,669,196.21

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Solution

The fourth proportional to 19,371,026.81, 26,733,229.88 and 10,669,196.21 is: 14,724,158.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,371,026.81 : 26,733,229.88 = 10,669,196.21 : x
  2. Step 2: Convert to fraction form
    19,371,026.81/26,733,229.88 = 10,669,196.21/x
  3. Step 3: Cross multiply
    19,371,026.81x = 26,733,229.88 × 10,669,196.21
  4. Step 4: Simplify right side
    19,371,026.81x = 285,222,074,729,742.62
  5. Step 5: Solve for x
    x = 285,222,074,729,742.62/19,371,026.81
  6. Step 6: Final answer
    x = 14,724,158.79

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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.