Home / 18,444,871.40-27,667,307.10-5,666,011.70

Finding the Fourth Proportional to 18,444,871.40, 27,667,307.10 and 5,666,011.70

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Solution

The fourth proportional to 18,444,871.40, 27,667,307.10 and 5,666,011.70 is: 8,499,017.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,444,871.40 : 27,667,307.10 = 5,666,011.70 : x
  2. Step 2: Convert to fraction form
    18,444,871.40/27,667,307.10 = 5,666,011.70/x
  3. Step 3: Cross multiply
    18,444,871.40x = 27,667,307.10 × 5,666,011.70
  4. Step 4: Simplify right side
    18,444,871.40x = 156,763,285,736,093.09
  5. Step 5: Solve for x
    x = 156,763,285,736,093.09/18,444,871.40
  6. Step 6: Final answer
    x = 8,499,017.55

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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.