Home / 6,750,309.80-10,109,718.30-6,615,007.40

Finding the Fourth Proportional to 6,750,309.80, 10,109,718.30 and 6,615,007.40

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Solution

The fourth proportional to 6,750,309.80, 10,109,718.30 and 6,615,007.40 is: 9,907,080.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,750,309.80 : 10,109,718.30 = 6,615,007.40 : x
  2. Step 2: Convert to fraction form
    6,750,309.80/10,109,718.30 = 6,615,007.40/x
  3. Step 3: Cross multiply
    6,750,309.80x = 10,109,718.30 × 6,615,007.40
  4. Step 4: Simplify right side
    6,750,309.80x = 66,875,861,366,415.43
  5. Step 5: Solve for x
    x = 66,875,861,366,415.43/6,750,309.80
  6. Step 6: Final answer
    x = 9,907,080.32

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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.