Home / 13,412,271.42-20,119,846.86-5,736,713.40

Finding the Fourth Proportional to 13,412,271.42, 20,119,846.86 and 5,736,713.40

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Solution

The fourth proportional to 13,412,271.42, 20,119,846.86 and 5,736,713.40 is: 8,605,685.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,412,271.42 : 20,119,846.86 = 5,736,713.40 : x
  2. Step 2: Convert to fraction form
    13,412,271.42/20,119,846.86 = 5,736,713.40/x
  3. Step 3: Cross multiply
    13,412,271.42x = 20,119,846.86 × 5,736,713.40
  4. Step 4: Simplify right side
    13,412,271.42x = 115,421,795,087,709.92
  5. Step 5: Solve for x
    x = 115,421,795,087,709.92/13,412,271.42
  6. Step 6: Final answer
    x = 8,605,685.90

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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.