Home / 6,939,312.32-9,576,966.66-3,999,232.64

Finding the Fourth Proportional to 6,939,312.32, 9,576,966.66 and 3,999,232.64

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Solution

The fourth proportional to 6,939,312.32, 9,576,966.66 and 3,999,232.64 is: 5,519,353.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,939,312.32 : 9,576,966.66 = 3,999,232.64 : x
  2. Step 2: Convert to fraction form
    6,939,312.32/9,576,966.66 = 3,999,232.64/x
  3. Step 3: Cross multiply
    6,939,312.32x = 9,576,966.66 × 3,999,232.64
  4. Step 4: Simplify right side
    6,939,312.32x = 38,300,517,667,809.08
  5. Step 5: Solve for x
    x = 38,300,517,667,809.08/6,939,312.32
  6. Step 6: Final answer
    x = 5,519,353.49

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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.