Home / 20,170,848.30-30,098,951.51-17,996,929.29

Finding the Fourth Proportional to 20,170,848.30, 30,098,951.51 and 17,996,929.29

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Solution

The fourth proportional to 20,170,848.30, 30,098,951.51 and 17,996,929.29 is: 26,855,028.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,170,848.30 : 30,098,951.51 = 17,996,929.29 : x
  2. Step 2: Convert to fraction form
    20,170,848.30/30,098,951.51 = 17,996,929.29/x
  3. Step 3: Cross multiply
    20,170,848.30x = 30,098,951.51 × 17,996,929.29
  4. Step 4: Simplify right side
    20,170,848.30x = 541,688,701,938,624.06
  5. Step 5: Solve for x
    x = 541,688,701,938,624.06/20,170,848.30
  6. Step 6: Final answer
    x = 26,855,028.30

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.