Home / 9,012,107.12-12,436,232.04-5,144,474.48

Finding the Fourth Proportional to 9,012,107.12, 12,436,232.04 and 5,144,474.48

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Solution

The fourth proportional to 9,012,107.12, 12,436,232.04 and 5,144,474.48 is: 7,099,103.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,012,107.12 : 12,436,232.04 = 5,144,474.48 : x
  2. Step 2: Convert to fraction form
    9,012,107.12/12,436,232.04 = 5,144,474.48/x
  3. Step 3: Cross multiply
    9,012,107.12x = 12,436,232.04 × 5,144,474.48
  4. Step 4: Simplify right side
    9,012,107.12x = 63,977,878,357,138.34
  5. Step 5: Solve for x
    x = 63,977,878,357,138.34/9,012,107.12
  6. Step 6: Final answer
    x = 7,099,103.18

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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.