Home / 28,601,226.78-42,844,398.69-13,226,966.70

Finding the Fourth Proportional to 28,601,226.78, 42,844,398.69 and 13,226,966.70

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Solution

The fourth proportional to 28,601,226.78, 42,844,398.69 and 13,226,966.70 is: 19,813,885.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,601,226.78 : 42,844,398.69 = 13,226,966.70 : x
  2. Step 2: Convert to fraction form
    28,601,226.78/42,844,398.69 = 13,226,966.70/x
  3. Step 3: Cross multiply
    28,601,226.78x = 42,844,398.69 × 13,226,966.70
  4. Step 4: Simplify right side
    28,601,226.78x = 566,701,434,754,153.50
  5. Step 5: Solve for x
    x = 566,701,434,754,153.50/28,601,226.78
  6. Step 6: Final answer
    x = 19,813,885.58

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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.