Home / 7,577,457.91-11,373,372.72-4,690,090.71

Finding the Fourth Proportional to 7,577,457.91, 11,373,372.72 and 4,690,090.71

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Solution

The fourth proportional to 7,577,457.91, 11,373,372.72 and 4,690,090.71 is: 7,039,583.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,577,457.91 : 11,373,372.72 = 4,690,090.71 : x
  2. Step 2: Convert to fraction form
    7,577,457.91/11,373,372.72 = 4,690,090.71/x
  3. Step 3: Cross multiply
    7,577,457.91x = 11,373,372.72 × 4,690,090.71
  4. Step 4: Simplify right side
    7,577,457.91x = 53,342,149,735,439.44
  5. Step 5: Solve for x
    x = 53,342,149,735,439.44/7,577,457.91
  6. Step 6: Final answer
    x = 7,039,583.77

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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.