Home / 20,897,427.40-31,346,141.10-5,544,687.40

Finding the Fourth Proportional to 20,897,427.40, 31,346,141.10 and 5,544,687.40

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Solution

The fourth proportional to 20,897,427.40, 31,346,141.10 and 5,544,687.40 is: 8,317,031.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,897,427.40 : 31,346,141.10 = 5,544,687.40 : x
  2. Step 2: Convert to fraction form
    20,897,427.40/31,346,141.10 = 5,544,687.40/x
  3. Step 3: Cross multiply
    20,897,427.40x = 31,346,141.10 × 5,544,687.40
  4. Step 4: Simplify right side
    20,897,427.40x = 173,804,553,595,792.16
  5. Step 5: Solve for x
    x = 173,804,553,595,792.16/20,897,427.40
  6. Step 6: Final answer
    x = 8,317,031.10

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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.