Home / 9,126,089-13,702,590.84-5,090,461.64

Finding the Fourth Proportional to 9,126,089, 13,702,590.84 and 5,090,461.64

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Solution

The fourth proportional to 9,126,089, 13,702,590.84 and 5,090,461.64 is: 7,643,198.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,126,089 : 13,702,590.84 = 5,090,461.64 : x
  2. Step 2: Convert to fraction form
    9,126,089/13,702,590.84 = 5,090,461.64/x
  3. Step 3: Cross multiply
    9,126,089x = 13,702,590.84 × 5,090,461.64
  4. Step 4: Simplify right side
    9,126,089x = 69,752,513,039,635.38
  5. Step 5: Solve for x
    x = 69,752,513,039,635.38/9,126,089
  6. Step 6: Final answer
    x = 7,643,198.86

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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.