Home / 14,344,818.39-19,795,856.70-8,149,875.81

Finding the Fourth Proportional to 14,344,818.39, 19,795,856.70 and 8,149,875.81

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Solution

The fourth proportional to 14,344,818.39, 19,795,856.70 and 8,149,875.81 is: 11,246,832.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,344,818.39 : 19,795,856.70 = 8,149,875.81 : x
  2. Step 2: Convert to fraction form
    14,344,818.39/19,795,856.70 = 8,149,875.81/x
  3. Step 3: Cross multiply
    14,344,818.39x = 19,795,856.70 × 8,149,875.81
  4. Step 4: Simplify right side
    14,344,818.39x = 161,333,773,657,556.41
  5. Step 5: Solve for x
    x = 161,333,773,657,556.41/14,344,818.39
  6. Step 6: Final answer
    x = 11,246,832.78

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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.