Home / 13,653,165.33-18,840,587.45-8,152,746.93

Finding the Fourth Proportional to 13,653,165.33, 18,840,587.45 and 8,152,746.93

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Solution

The fourth proportional to 13,653,165.33, 18,840,587.45 and 8,152,746.93 is: 11,250,324.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,653,165.33 : 18,840,587.45 = 8,152,746.93 : x
  2. Step 2: Convert to fraction form
    13,653,165.33/18,840,587.45 = 8,152,746.93/x
  3. Step 3: Cross multiply
    13,653,165.33x = 18,840,587.45 × 8,152,746.93
  4. Step 4: Simplify right side
    13,653,165.33x = 153,602,541,451,620.28
  5. Step 5: Solve for x
    x = 153,602,541,451,620.28/13,653,165.33
  6. Step 6: Final answer
    x = 11,250,324.58

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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.