Home / 21,716,410.23-29,971,304.91-12,549,052.98

Finding the Fourth Proportional to 21,716,410.23, 29,971,304.91 and 12,549,052.98

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Solution

The fourth proportional to 21,716,410.23, 29,971,304.91 and 12,549,052.98 is: 17,319,229.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,716,410.23 : 29,971,304.91 = 12,549,052.98 : x
  2. Step 2: Convert to fraction form
    21,716,410.23/29,971,304.91 = 12,549,052.98/x
  3. Step 3: Cross multiply
    21,716,410.23x = 29,971,304.91 × 12,549,052.98
  4. Step 4: Simplify right side
    21,716,410.23x = 376,111,493,195,324.12
  5. Step 5: Solve for x
    x = 376,111,493,195,324.12/21,716,410.23
  6. Step 6: Final answer
    x = 17,319,229.52

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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.