Home / 14,019,990-19,347,587.16-7,581,462

Finding the Fourth Proportional to 14,019,990, 19,347,587.16 and 7,581,462

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Solution

The fourth proportional to 14,019,990, 19,347,587.16 and 7,581,462 is: 10,462,418.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,019,990 : 19,347,587.16 = 7,581,462 : x
  2. Step 2: Convert to fraction form
    14,019,990/19,347,587.16 = 7,581,462/x
  3. Step 3: Cross multiply
    14,019,990x = 19,347,587.16 × 7,581,462
  4. Step 4: Simplify right side
    14,019,990x = 146,682,996,845,227.91
  5. Step 5: Solve for x
    x = 146,682,996,845,227.91/14,019,990
  6. Step 6: Final answer
    x = 10,462,418.08

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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.