Home / 7,661,118.80-10,572,375.88-4,223,284.40

Finding the Fourth Proportional to 7,661,118.80, 10,572,375.88 and 4,223,284.40

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Solution

The fourth proportional to 7,661,118.80, 10,572,375.88 and 4,223,284.40 is: 5,828,150.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,661,118.80 : 10,572,375.88 = 4,223,284.40 : x
  2. Step 2: Convert to fraction form
    7,661,118.80/10,572,375.88 = 4,223,284.40/x
  3. Step 3: Cross multiply
    7,661,118.80x = 10,572,375.88 × 4,223,284.40
  4. Step 4: Simplify right side
    7,661,118.80x = 44,650,150,124,940.28
  5. Step 5: Solve for x
    x = 44,650,150,124,940.28/7,661,118.80
  6. Step 6: Final answer
    x = 5,828,150.08

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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.