Home / 28,492,714.96-42,753,103.80-13,344,030.16

Finding the Fourth Proportional to 28,492,714.96, 42,753,103.80 and 13,344,030.16

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Solution

The fourth proportional to 28,492,714.96, 42,753,103.80 and 13,344,030.16 is: 20,022,616.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,492,714.96 : 42,753,103.80 = 13,344,030.16 : x
  2. Step 2: Convert to fraction form
    28,492,714.96/42,753,103.80 = 13,344,030.16/x
  3. Step 3: Cross multiply
    28,492,714.96x = 42,753,103.80 × 13,344,030.16
  4. Step 4: Simplify right side
    28,492,714.96x = 570,498,706,540,810.62
  5. Step 5: Solve for x
    x = 570,498,706,540,810.62/28,492,714.96
  6. Step 6: Final answer
    x = 20,022,616.57

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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.