Home / 51,475,579.90-77,213,307.88-13,137,098.12

Finding the Fourth Proportional to 51,475,579.90, 77,213,307.88 and 13,137,098.12

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Solution

The fourth proportional to 51,475,579.90, 77,213,307.88 and 13,137,098.12 is: 19,705,631.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,475,579.90 : 77,213,307.88 = 13,137,098.12 : x
  2. Step 2: Convert to fraction form
    51,475,579.90/77,213,307.88 = 13,137,098.12/x
  3. Step 3: Cross multiply
    51,475,579.90x = 77,213,307.88 × 13,137,098.12
  4. Step 4: Simplify right side
    51,475,579.90x = 1,014,358,801,789,329
  5. Step 5: Solve for x
    x = 1,014,358,801,789,329/51,475,579.90
  6. Step 6: Final answer
    x = 19,705,631.36

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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.