Home / 12,096,811.20-18,152,811.36-4,908,374.40

Finding the Fourth Proportional to 12,096,811.20, 18,152,811.36 and 4,908,374.40

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Solution

The fourth proportional to 12,096,811.20, 18,152,811.36 and 4,908,374.40 is: 7,365,643.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,096,811.20 : 18,152,811.36 = 4,908,374.40 : x
  2. Step 2: Convert to fraction form
    12,096,811.20/18,152,811.36 = 4,908,374.40/x
  3. Step 3: Cross multiply
    12,096,811.20x = 18,152,811.36 × 4,908,374.40
  4. Step 4: Simplify right side
    12,096,811.20x = 89,100,794,567,453.19
  5. Step 5: Solve for x
    x = 89,100,794,567,453.19/12,096,811.20
  6. Step 6: Final answer
    x = 7,365,643.15

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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.