Home / 28,492,713.96-42,753,102.30-13,344,029.16

Finding the Fourth Proportional to 28,492,713.96, 42,753,102.30 and 13,344,029.16

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Solution

The fourth proportional to 28,492,713.96, 42,753,102.30 and 13,344,029.16 is: 20,022,615.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,492,713.96 : 42,753,102.30 = 13,344,029.16 : x
  2. Step 2: Convert to fraction form
    28,492,713.96/42,753,102.30 = 13,344,029.16/x
  3. Step 3: Cross multiply
    28,492,713.96x = 42,753,102.30 × 13,344,029.16
  4. Step 4: Simplify right side
    28,492,713.96x = 570,498,643,771,663
  5. Step 5: Solve for x
    x = 570,498,643,771,663/28,492,713.96
  6. Step 6: Final answer
    x = 20,022,615.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.