Home / 16,897,767.34-25,336,528.84-5,378,258.78

Finding the Fourth Proportional to 16,897,767.34, 25,336,528.84 and 5,378,258.78

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Solution

The fourth proportional to 16,897,767.34, 25,336,528.84 and 5,378,258.78 is: 8,064,166.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,897,767.34 : 25,336,528.84 = 5,378,258.78 : x
  2. Step 2: Convert to fraction form
    16,897,767.34/25,336,528.84 = 5,378,258.78/x
  3. Step 3: Cross multiply
    16,897,767.34x = 25,336,528.84 × 5,378,258.78
  4. Step 4: Simplify right side
    16,897,767.34x = 136,266,408,688,453.22
  5. Step 5: Solve for x
    x = 136,266,408,688,453.22/16,897,767.34
  6. Step 6: Final answer
    x = 8,064,166.46

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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.