Home / 7,176,331.86-10,761,339.40-2,626,198.18

Finding the Fourth Proportional to 7,176,331.86, 10,761,339.40 and 2,626,198.18

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Solution

The fourth proportional to 7,176,331.86, 10,761,339.40 and 2,626,198.18 is: 3,938,141.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,176,331.86 : 10,761,339.40 = 2,626,198.18 : x
  2. Step 2: Convert to fraction form
    7,176,331.86/10,761,339.40 = 2,626,198.18/x
  3. Step 3: Cross multiply
    7,176,331.86x = 10,761,339.40 × 2,626,198.18
  4. Step 4: Simplify right side
    7,176,331.86x = 28,261,409,946,642.29
  5. Step 5: Solve for x
    x = 28,261,409,946,642.29/7,176,331.86
  6. Step 6: Final answer
    x = 3,938,141.45

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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.