Home / 14,014,101.78-19,339,488.45-7,575,573.78

Finding the Fourth Proportional to 14,014,101.78, 19,339,488.45 and 7,575,573.78

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Solution

The fourth proportional to 14,014,101.78, 19,339,488.45 and 7,575,573.78 is: 10,454,306.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,014,101.78 : 19,339,488.45 = 7,575,573.78 : x
  2. Step 2: Convert to fraction form
    14,014,101.78/19,339,488.45 = 7,575,573.78/x
  3. Step 3: Cross multiply
    14,014,101.78x = 19,339,488.45 × 7,575,573.78
  4. Step 4: Simplify right side
    14,014,101.78x = 146,507,721,620,432.84
  5. Step 5: Solve for x
    x = 146,507,721,620,432.84/14,014,101.78
  6. Step 6: Final answer
    x = 10,454,306.95

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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.