Home / 13,840,127.40-20,760,191.10-13,210,271.40

Finding the Fourth Proportional to 13,840,127.40, 20,760,191.10 and 13,210,271.40

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Solution

The fourth proportional to 13,840,127.40, 20,760,191.10 and 13,210,271.40 is: 19,815,407.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,840,127.40 : 20,760,191.10 = 13,210,271.40 : x
  2. Step 2: Convert to fraction form
    13,840,127.40/20,760,191.10 = 13,210,271.40/x
  3. Step 3: Cross multiply
    13,840,127.40x = 20,760,191.10 × 13,210,271.40
  4. Step 4: Simplify right side
    13,840,127.40x = 274,247,758,746,864.56
  5. Step 5: Solve for x
    x = 274,247,758,746,864.56/13,840,127.40
  6. Step 6: Final answer
    x = 19,815,407.10

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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.