Home / 20,589,127.36-30,863,604.96-9,803,531.20

Finding the Fourth Proportional to 20,589,127.36, 30,863,604.96 and 9,803,531.20

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Solution

The fourth proportional to 20,589,127.36, 30,863,604.96 and 9,803,531.20 is: 14,695,732.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,589,127.36 : 30,863,604.96 = 9,803,531.20 : x
  2. Step 2: Convert to fraction form
    20,589,127.36/30,863,604.96 = 9,803,531.20/x
  3. Step 3: Cross multiply
    20,589,127.36x = 30,863,604.96 × 9,803,531.20
  4. Step 4: Simplify right side
    20,589,127.36x = 302,572,314,169,834.75
  5. Step 5: Solve for x
    x = 302,572,314,169,834.75/20,589,127.36
  6. Step 6: Final answer
    x = 14,695,732.80

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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.