Home / 19,014,749.20-28,521,864.60-6,235,670.80

Finding the Fourth Proportional to 19,014,749.20, 28,521,864.60 and 6,235,670.80

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Solution

The fourth proportional to 19,014,749.20, 28,521,864.60 and 6,235,670.80 is: 9,353,421.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,014,749.20 : 28,521,864.60 = 6,235,670.80 : x
  2. Step 2: Convert to fraction form
    19,014,749.20/28,521,864.60 = 6,235,670.80/x
  3. Step 3: Cross multiply
    19,014,749.20x = 28,521,864.60 × 6,235,670.80
  4. Step 4: Simplify right side
    19,014,749.20x = 177,852,958,247,773.69
  5. Step 5: Solve for x
    x = 177,852,958,247,773.69/19,014,749.20
  6. Step 6: Final answer
    x = 9,353,421.20

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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.