Home / 9,756,436.66-13,463,707.72-5,405,435.44

Finding the Fourth Proportional to 9,756,436.66, 13,463,707.72 and 5,405,435.44

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Solution

The fourth proportional to 9,756,436.66, 13,463,707.72 and 5,405,435.44 is: 7,459,404.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,756,436.66 : 13,463,707.72 = 5,405,435.44 : x
  2. Step 2: Convert to fraction form
    9,756,436.66/13,463,707.72 = 5,405,435.44/x
  3. Step 3: Cross multiply
    9,756,436.66x = 13,463,707.72 × 5,405,435.44
  4. Step 4: Simplify right side
    9,756,436.66x = 72,777,202,863,489.61
  5. Step 5: Solve for x
    x = 72,777,202,863,489.61/9,756,436.66
  6. Step 6: Final answer
    x = 7,459,404.02

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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.