Home / 7,888,005.40-11,825,096.10-5,355,448.60

Finding the Fourth Proportional to 7,888,005.40, 11,825,096.10 and 5,355,448.60

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Solution

The fourth proportional to 7,888,005.40, 11,825,096.10 and 5,355,448.60 is: 8,028,480.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,888,005.40 : 11,825,096.10 = 5,355,448.60 : x
  2. Step 2: Convert to fraction form
    7,888,005.40/11,825,096.10 = 5,355,448.60/x
  3. Step 3: Cross multiply
    7,888,005.40x = 11,825,096.10 × 5,355,448.60
  4. Step 4: Simplify right side
    7,888,005.40x = 63,328,694,353,610.45
  5. Step 5: Solve for x
    x = 63,328,694,353,610.45/7,888,005.40
  6. Step 6: Final answer
    x = 8,028,480.10

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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.