Home / 8,792,885.80-13,189,328.70-7,281,231.40

Finding the Fourth Proportional to 8,792,885.80, 13,189,328.70 and 7,281,231.40

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Solution

The fourth proportional to 8,792,885.80, 13,189,328.70 and 7,281,231.40 is: 10,921,847.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,792,885.80 : 13,189,328.70 = 7,281,231.40 : x
  2. Step 2: Convert to fraction form
    8,792,885.80/13,189,328.70 = 7,281,231.40/x
  3. Step 3: Cross multiply
    8,792,885.80x = 13,189,328.70 × 7,281,231.40
  4. Step 4: Simplify right side
    8,792,885.80x = 96,034,554,275,361.17
  5. Step 5: Solve for x
    x = 96,034,554,275,361.17/8,792,885.80
  6. Step 6: Final answer
    x = 10,921,847.10

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1.5x scale

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.