Home / 18,087,701.10-27,131,551.65-10,913,247.60

Finding the Fourth Proportional to 18,087,701.10, 27,131,551.65 and 10,913,247.60

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Solution

The fourth proportional to 18,087,701.10, 27,131,551.65 and 10,913,247.60 is: 16,369,871.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,087,701.10 : 27,131,551.65 = 10,913,247.60 : x
  2. Step 2: Convert to fraction form
    18,087,701.10/27,131,551.65 = 10,913,247.60/x
  3. Step 3: Cross multiply
    18,087,701.10x = 27,131,551.65 × 10,913,247.60
  4. Step 4: Simplify right side
    18,087,701.10x = 296,093,340,928,638.50
  5. Step 5: Solve for x
    x = 296,093,340,928,638.50/18,087,701.10
  6. Step 6: Final answer
    x = 16,369,871.40

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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.