Home / 7,767,439.64-10,723,659.03-6,905,614.22

Finding the Fourth Proportional to 7,767,439.64, 10,723,659.03 and 6,905,614.22

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Solution

The fourth proportional to 7,767,439.64, 10,723,659.03 and 6,905,614.22 is: 9,533,830.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,767,439.64 : 10,723,659.03 = 6,905,614.22 : x
  2. Step 2: Convert to fraction form
    7,767,439.64/10,723,659.03 = 6,905,614.22/x
  3. Step 3: Cross multiply
    7,767,439.64x = 10,723,659.03 × 6,905,614.22
  4. Step 4: Simplify right side
    7,767,439.64x = 74,053,452,287,999.41
  5. Step 5: Solve for x
    x = 74,053,452,287,999.41/7,767,439.64
  6. Step 6: Final answer
    x = 9,533,830.42

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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.