Home / 55,123,271.34-82,667,273.28-18,228,307.56

Finding the Fourth Proportional to 55,123,271.34, 82,667,273.28 and 18,228,307.56

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Solution

The fourth proportional to 55,123,271.34, 82,667,273.28 and 18,228,307.56 is: 27,336,630.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,123,271.34 : 82,667,273.28 = 18,228,307.56 : x
  2. Step 2: Convert to fraction form
    55,123,271.34/82,667,273.28 = 18,228,307.56/x
  3. Step 3: Cross multiply
    55,123,271.34x = 82,667,273.28 × 18,228,307.56
  4. Step 4: Simplify right side
    55,123,271.34x = 1,506,884,482,494,410
  5. Step 5: Solve for x
    x = 1,506,884,482,494,410/55,123,271.34
  6. Step 6: Final answer
    x = 27,336,630.17

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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.