Home / 13,205,800.20-19,808,700.30-9,095,989.80

Finding the Fourth Proportional to 13,205,800.20, 19,808,700.30 and 9,095,989.80

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Solution

The fourth proportional to 13,205,800.20, 19,808,700.30 and 9,095,989.80 is: 13,643,984.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,205,800.20 : 19,808,700.30 = 9,095,989.80 : x
  2. Step 2: Convert to fraction form
    13,205,800.20/19,808,700.30 = 9,095,989.80/x
  3. Step 3: Cross multiply
    13,205,800.20x = 19,808,700.30 × 9,095,989.80
  4. Step 4: Simplify right side
    13,205,800.20x = 180,179,735,880,056.97
  5. Step 5: Solve for x
    x = 180,179,735,880,056.97/13,205,800.20
  6. Step 6: Final answer
    x = 13,643,984.70

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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.