Home / 14,818,881.29-20,450,298.31-8,113,102.07

Finding the Fourth Proportional to 14,818,881.29, 20,450,298.31 and 8,113,102.07

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Solution

The fourth proportional to 14,818,881.29, 20,450,298.31 and 8,113,102.07 is: 11,196,213.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,818,881.29 : 20,450,298.31 = 8,113,102.07 : x
  2. Step 2: Convert to fraction form
    14,818,881.29/20,450,298.31 = 8,113,102.07/x
  3. Step 3: Cross multiply
    14,818,881.29x = 20,450,298.31 × 8,113,102.07
  4. Step 4: Simplify right side
    14,818,881.29x = 165,915,357,501,379.97
  5. Step 5: Solve for x
    x = 165,915,357,501,379.97/14,818,881.29
  6. Step 6: Final answer
    x = 11,196,213.42

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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.