Home / 19,267,349.63-28,901,121.03-4,890,421.70

Finding the Fourth Proportional to 19,267,349.63, 28,901,121.03 and 4,890,421.70

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Solution

The fourth proportional to 19,267,349.63, 28,901,121.03 and 4,890,421.70 is: 7,335,657.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,267,349.63 : 28,901,121.03 = 4,890,421.70 : x
  2. Step 2: Convert to fraction form
    19,267,349.63/28,901,121.03 = 4,890,421.70/x
  3. Step 3: Cross multiply
    19,267,349.63x = 28,901,121.03 × 4,890,421.70
  4. Step 4: Simplify right side
    19,267,349.63x = 141,338,669,294,932.75
  5. Step 5: Solve for x
    x = 141,338,669,294,932.75/19,267,349.63
  6. Step 6: Final answer
    x = 7,335,657.06

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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.