Home / 13,852,205.60-20,760,188.70-7,448,669.60

Finding the Fourth Proportional to 13,852,205.60, 20,760,188.70 and 7,448,669.60

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Solution

The fourth proportional to 13,852,205.60, 20,760,188.70 and 7,448,669.60 is: 11,163,260.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,852,205.60 : 20,760,188.70 = 7,448,669.60 : x
  2. Step 2: Convert to fraction form
    13,852,205.60/20,760,188.70 = 7,448,669.60/x
  3. Step 3: Cross multiply
    13,852,205.60x = 20,760,188.70 × 7,448,669.60
  4. Step 4: Simplify right side
    13,852,205.60x = 154,635,786,459,953.50
  5. Step 5: Solve for x
    x = 154,635,786,459,953.50/13,852,205.60
  6. Step 6: Final answer
    x = 11,163,260.99

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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.