Home / 14,012,559.12-21,028,271.76-4,914,741.12

Finding the Fourth Proportional to 14,012,559.12, 21,028,271.76 and 4,914,741.12

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Solution

The fourth proportional to 14,012,559.12, 21,028,271.76 and 4,914,741.12 is: 7,375,420.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,012,559.12 : 21,028,271.76 = 4,914,741.12 : x
  2. Step 2: Convert to fraction form
    14,012,559.12/21,028,271.76 = 4,914,741.12/x
  3. Step 3: Cross multiply
    14,012,559.12x = 21,028,271.76 × 4,914,741.12
  4. Step 4: Simplify right side
    14,012,559.12x = 103,348,511,901,406.78
  5. Step 5: Solve for x
    x = 103,348,511,901,406.78/14,012,559.12
  6. Step 6: Final answer
    x = 7,375,420.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.