Home / 7,912,711.36-11,870,018.88-2,794,088.08

Finding the Fourth Proportional to 7,912,711.36, 11,870,018.88 and 2,794,088.08

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Solution

The fourth proportional to 7,912,711.36, 11,870,018.88 and 2,794,088.08 is: 4,191,468.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,912,711.36 : 11,870,018.88 = 2,794,088.08 : x
  2. Step 2: Convert to fraction form
    7,912,711.36/11,870,018.88 = 2,794,088.08/x
  3. Step 3: Cross multiply
    7,912,711.36x = 11,870,018.88 × 2,794,088.08
  4. Step 4: Simplify right side
    7,912,711.36x = 33,165,878,261,982.95
  5. Step 5: Solve for x
    x = 33,165,878,261,982.95/7,912,711.36
  6. Step 6: Final answer
    x = 4,191,468.23

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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.