Home / 12,565,526.92-18,830,852.07-5,725,383.73

Finding the Fourth Proportional to 12,565,526.92, 18,830,852.07 and 5,725,383.73

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Solution

The fourth proportional to 12,565,526.92, 18,830,852.07 and 5,725,383.73 is: 8,580,129.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,565,526.92 : 18,830,852.07 = 5,725,383.73 : x
  2. Step 2: Convert to fraction form
    12,565,526.92/18,830,852.07 = 5,725,383.73/x
  3. Step 3: Cross multiply
    12,565,526.92x = 18,830,852.07 × 5,725,383.73
  4. Step 4: Simplify right side
    12,565,526.92x = 107,813,854,063,614.83
  5. Step 5: Solve for x
    x = 107,813,854,063,614.83/12,565,526.92
  6. Step 6: Final answer
    x = 8,580,129.97

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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.