Home / 9,750,355.10-13,455,477.89-5,399,436.15

Finding the Fourth Proportional to 9,750,355.10, 13,455,477.89 and 5,399,436.15

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Solution

The fourth proportional to 9,750,355.10, 13,455,477.89 and 5,399,436.15 is: 7,451,215.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,750,355.10 : 13,455,477.89 = 5,399,436.15 : x
  2. Step 2: Convert to fraction form
    9,750,355.10/13,455,477.89 = 5,399,436.15/x
  3. Step 3: Cross multiply
    9,750,355.10x = 13,455,477.89 × 5,399,436.15
  4. Step 4: Simplify right side
    9,750,355.10x = 72,651,993,728,042.44
  5. Step 5: Solve for x
    x = 72,651,993,728,042.44/9,750,355.10
  6. Step 6: Final answer
    x = 7,451,215.16

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1.5x scale

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.