Home / 21,804,117.88-30,088,326.69-12,014,014.20

Finding the Fourth Proportional to 21,804,117.88, 30,088,326.69 and 12,014,014.20

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Solution

The fourth proportional to 21,804,117.88, 30,088,326.69 and 12,014,014.20 is: 16,578,592.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,804,117.88 : 30,088,326.69 = 12,014,014.20 : x
  2. Step 2: Convert to fraction form
    21,804,117.88/30,088,326.69 = 12,014,014.20/x
  3. Step 3: Cross multiply
    21,804,117.88x = 30,088,326.69 × 12,014,014.20
  4. Step 4: Simplify right side
    21,804,117.88x = 361,481,584,107,899
  5. Step 5: Solve for x
    x = 361,481,584,107,899/21,804,117.88
  6. Step 6: Final answer
    x = 16,578,592.45

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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.