Home / 51,475,573.49-77,213,298.27-13,137,091.70

Finding the Fourth Proportional to 51,475,573.49, 77,213,298.27 and 13,137,091.70

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Solution

The fourth proportional to 51,475,573.49, 77,213,298.27 and 13,137,091.70 is: 19,705,621.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,475,573.49 : 77,213,298.27 = 13,137,091.70 : x
  2. Step 2: Convert to fraction form
    51,475,573.49/77,213,298.27 = 13,137,091.70/x
  3. Step 3: Cross multiply
    51,475,573.49x = 77,213,298.27 × 13,137,091.70
  4. Step 4: Simplify right side
    51,475,573.49x = 1,014,358,179,856,067.62
  5. Step 5: Solve for x
    x = 1,014,358,179,856,067.62/51,475,573.49
  6. Step 6: Final answer
    x = 19,705,621.74

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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.