Home / 39,328,390.13-54,273,410.31-22,818,345.31

Finding the Fourth Proportional to 39,328,390.13, 54,273,410.31 and 22,818,345.31

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Solution

The fourth proportional to 39,328,390.13, 54,273,410.31 and 22,818,345.31 is: 31,489,451.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,328,390.13 : 54,273,410.31 = 22,818,345.31 : x
  2. Step 2: Convert to fraction form
    39,328,390.13/54,273,410.31 = 22,818,345.31/x
  3. Step 3: Cross multiply
    39,328,390.13x = 54,273,410.31 × 22,818,345.31
  4. Step 4: Simplify right side
    39,328,390.13x = 1,238,429,417,604,894.25
  5. Step 5: Solve for x
    x = 1,238,429,417,604,894.25/39,328,390.13
  6. Step 6: Final answer
    x = 31,489,451.10

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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.