Home / 19,267,353.38-28,901,126.66-4,890,425.45

Finding the Fourth Proportional to 19,267,353.38, 28,901,126.66 and 4,890,425.45

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Solution

The fourth proportional to 19,267,353.38, 28,901,126.66 and 4,890,425.45 is: 7,335,662.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,267,353.38 : 28,901,126.66 = 4,890,425.45 : x
  2. Step 2: Convert to fraction form
    19,267,353.38/28,901,126.66 = 4,890,425.45/x
  3. Step 3: Cross multiply
    19,267,353.38x = 28,901,126.66 × 4,890,425.45
  4. Step 4: Simplify right side
    19,267,353.38x = 141,338,805,182,779.75
  5. Step 5: Solve for x
    x = 141,338,805,182,779.75/19,267,353.38
  6. Step 6: Final answer
    x = 7,335,662.68

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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.