Home / 7,205,968.80-10,802,848.72-3,159,390.04

Finding the Fourth Proportional to 7,205,968.80, 10,802,848.72 and 3,159,390.04

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Solution

The fourth proportional to 7,205,968.80, 10,802,848.72 and 3,159,390.04 is: 4,736,408.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,205,968.80 : 10,802,848.72 = 3,159,390.04 : x
  2. Step 2: Convert to fraction form
    7,205,968.80/10,802,848.72 = 3,159,390.04/x
  3. Step 3: Cross multiply
    7,205,968.80x = 10,802,848.72 × 3,159,390.04
  4. Step 4: Simplify right side
    7,205,968.80x = 34,130,412,649,594.75
  5. Step 5: Solve for x
    x = 34,130,412,649,594.75/7,205,968.80
  6. Step 6: Final answer
    x = 4,736,408.61

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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.