Home / 12,779,066.64-17,635,134.22-6,977,724.74

Finding the Fourth Proportional to 12,779,066.64, 17,635,134.22 and 6,977,724.74

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Solution

The fourth proportional to 12,779,066.64, 17,635,134.22 and 6,977,724.74 is: 9,629,272.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,779,066.64 : 17,635,134.22 = 6,977,724.74 : x
  2. Step 2: Convert to fraction form
    12,779,066.64/17,635,134.22 = 6,977,724.74/x
  3. Step 3: Cross multiply
    12,779,066.64x = 17,635,134.22 × 6,977,724.74
  4. Step 4: Simplify right side
    12,779,066.64x = 123,053,112,340,114.59
  5. Step 5: Solve for x
    x = 123,053,112,340,114.59/12,779,066.64
  6. Step 6: Final answer
    x = 9,629,272.29

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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.