Home / 14,404,216.32-19,876,574.80-8,124,397.88

Finding the Fourth Proportional to 14,404,216.32, 19,876,574.80 and 8,124,397.88

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Solution

The fourth proportional to 14,404,216.32, 19,876,574.80 and 8,124,397.88 is: 11,210,967.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,404,216.32 : 19,876,574.80 = 8,124,397.88 : x
  2. Step 2: Convert to fraction form
    14,404,216.32/19,876,574.80 = 8,124,397.88/x
  3. Step 3: Cross multiply
    14,404,216.32x = 19,876,574.80 × 8,124,397.88
  4. Step 4: Simplify right side
    14,404,216.32x = 161,485,202,166,781.44
  5. Step 5: Solve for x
    x = 161,485,202,166,781.44/14,404,216.32
  6. Step 6: Final answer
    x = 11,210,967.58

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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.