Home / 7,232,811.20-10,849,216.80-2,183,465.60

Finding the Fourth Proportional to 7,232,811.20, 10,849,216.80 and 2,183,465.60

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Solution

The fourth proportional to 7,232,811.20, 10,849,216.80 and 2,183,465.60 is: 3,275,198.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,232,811.20 : 10,849,216.80 = 2,183,465.60 : x
  2. Step 2: Convert to fraction form
    7,232,811.20/10,849,216.80 = 2,183,465.60/x
  3. Step 3: Cross multiply
    7,232,811.20x = 10,849,216.80 × 2,183,465.60
  4. Step 4: Simplify right side
    7,232,811.20x = 23,688,891,669,742.08
  5. Step 5: Solve for x
    x = 23,688,891,669,742.08/7,232,811.20
  6. Step 6: Final answer
    x = 3,275,198.40

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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.