Home / 71,957,633.91-99,301,533.78-38,917,885.92

Finding the Fourth Proportional to 71,957,633.91, 99,301,533.78 and 38,917,885.92

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Solution

The fourth proportional to 71,957,633.91, 99,301,533.78 and 38,917,885.92 is: 53,706,682.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,957,633.91 : 99,301,533.78 = 38,917,885.92 : x
  2. Step 2: Convert to fraction form
    71,957,633.91/99,301,533.78 = 38,917,885.92/x
  3. Step 3: Cross multiply
    71,957,633.91x = 99,301,533.78 × 38,917,885.92
  4. Step 4: Simplify right side
    71,957,633.91x = 3,864,605,763,331,066.50
  5. Step 5: Solve for x
    x = 3,864,605,763,331,066.50/71,957,633.91
  6. Step 6: Final answer
    x = 53,706,682.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.