Home / 14,297,398.64-19,730,317.62-8,187,008.12

Finding the Fourth Proportional to 14,297,398.64, 19,730,317.62 and 8,187,008.12

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Solution

The fourth proportional to 14,297,398.64, 19,730,317.62 and 8,187,008.12 is: 11,298,018.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,297,398.64 : 19,730,317.62 = 8,187,008.12 : x
  2. Step 2: Convert to fraction form
    14,297,398.64/19,730,317.62 = 8,187,008.12/x
  3. Step 3: Cross multiply
    14,297,398.64x = 19,730,317.62 × 8,187,008.12
  4. Step 4: Simplify right side
    14,297,398.64x = 161,532,270,565,119.09
  5. Step 5: Solve for x
    x = 161,532,270,565,119.09/14,297,398.64
  6. Step 6: Final answer
    x = 11,298,018.24

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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.