Home / 15,388,728.80-23,089,451.70-6,748,358.36

Finding the Fourth Proportional to 15,388,728.80, 23,089,451.70 and 6,748,358.36

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Solution

The fourth proportional to 15,388,728.80, 23,089,451.70 and 6,748,358.36 is: 10,125,325.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,388,728.80 : 23,089,451.70 = 6,748,358.36 : x
  2. Step 2: Convert to fraction form
    15,388,728.80/23,089,451.70 = 6,748,358.36/x
  3. Step 3: Cross multiply
    15,388,728.80x = 23,089,451.70 × 6,748,358.36
  4. Step 4: Simplify right side
    15,388,728.80x = 155,815,894,407,511.22
  5. Step 5: Solve for x
    x = 155,815,894,407,511.22/15,388,728.80
  6. Step 6: Final answer
    x = 10,125,325.91

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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.