Home / 7,617,804.12-10,512,426.06-4,180,015.16

Finding the Fourth Proportional to 7,617,804.12, 10,512,426.06 and 4,180,015.16

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Solution

The fourth proportional to 7,617,804.12, 10,512,426.06 and 4,180,015.16 is: 5,768,342.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,617,804.12 : 10,512,426.06 = 4,180,015.16 : x
  2. Step 2: Convert to fraction form
    7,617,804.12/10,512,426.06 = 4,180,015.16/x
  3. Step 3: Cross multiply
    7,617,804.12x = 10,512,426.06 × 4,180,015.16
  4. Step 4: Simplify right side
    7,617,804.12x = 43,942,100,299,179.07
  5. Step 5: Solve for x
    x = 43,942,100,299,179.07/7,617,804.12
  6. Step 6: Final answer
    x = 5,768,342.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.