Home / 14,734,012.12-20,333,549.31-8,207,639.80

Finding the Fourth Proportional to 14,734,012.12, 20,333,549.31 and 8,207,639.80

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Solution

The fourth proportional to 14,734,012.12, 20,333,549.31 and 8,207,639.80 is: 11,326,884.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,734,012.12 : 20,333,549.31 = 8,207,639.80 : x
  2. Step 2: Convert to fraction form
    14,734,012.12/20,333,549.31 = 8,207,639.80/x
  3. Step 3: Cross multiply
    14,734,012.12x = 20,333,549.31 × 8,207,639.80
  4. Step 4: Simplify right side
    14,734,012.12x = 166,890,448,592,018.53
  5. Step 5: Solve for x
    x = 166,890,448,592,018.53/14,734,012.12
  6. Step 6: Final answer
    x = 11,326,884.17

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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.