Home / 14,914,689.14-20,579,899.52-8,387,057.98

Finding the Fourth Proportional to 14,914,689.14, 20,579,899.52 and 8,387,057.98

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Solution

The fourth proportional to 14,914,689.14, 20,579,899.52 and 8,387,057.98 is: 11,572,806.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,914,689.14 : 20,579,899.52 = 8,387,057.98 : x
  2. Step 2: Convert to fraction form
    14,914,689.14/20,579,899.52 = 8,387,057.98/x
  3. Step 3: Cross multiply
    14,914,689.14x = 20,579,899.52 × 8,387,057.98
  4. Step 4: Simplify right side
    14,914,689.14x = 172,604,810,415,944.16
  5. Step 5: Solve for x
    x = 172,604,810,415,944.16/14,914,689.14
  6. Step 6: Final answer
    x = 11,572,806.43

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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.