Home / 51,864,735.36-77,800,146.24-19,516,913.28

Finding the Fourth Proportional to 51,864,735.36, 77,800,146.24 and 19,516,913.28

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Solution

The fourth proportional to 51,864,735.36, 77,800,146.24 and 19,516,913.28 is: 29,276,515.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,864,735.36 : 77,800,146.24 = 19,516,913.28 : x
  2. Step 2: Convert to fraction form
    51,864,735.36/77,800,146.24 = 19,516,913.28/x
  3. Step 3: Cross multiply
    51,864,735.36x = 77,800,146.24 × 19,516,913.28
  4. Step 4: Simplify right side
    51,864,735.36x = 1,518,418,707,337,398
  5. Step 5: Solve for x
    x = 1,518,418,707,337,398/51,864,735.36
  6. Step 6: Final answer
    x = 29,276,515.09

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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.