Home / 9,275,875.20-13,913,812.80-3,291,465.60

Finding the Fourth Proportional to 9,275,875.20, 13,913,812.80 and 3,291,465.60

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Solution

The fourth proportional to 9,275,875.20, 13,913,812.80 and 3,291,465.60 is: 4,937,198.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,275,875.20 : 13,913,812.80 = 3,291,465.60 : x
  2. Step 2: Convert to fraction form
    9,275,875.20/13,913,812.80 = 3,291,465.60/x
  3. Step 3: Cross multiply
    9,275,875.20x = 13,913,812.80 × 3,291,465.60
  4. Step 4: Simplify right side
    9,275,875.20x = 45,796,836,196,039.69
  5. Step 5: Solve for x
    x = 45,796,836,196,039.69/9,275,875.20
  6. Step 6: Final answer
    x = 4,937,198.40

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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.