Home / 10,550,641.32-15,801,350.94-7,703,692.20

Finding the Fourth Proportional to 10,550,641.32, 15,801,350.94 and 7,703,692.20

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Solution

The fourth proportional to 10,550,641.32, 15,801,350.94 and 7,703,692.20 is: 11,537,568.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,550,641.32 : 15,801,350.94 = 7,703,692.20 : x
  2. Step 2: Convert to fraction form
    10,550,641.32/15,801,350.94 = 7,703,692.20/x
  3. Step 3: Cross multiply
    10,550,641.32x = 15,801,350.94 × 7,703,692.20
  4. Step 4: Simplify right side
    10,550,641.32x = 121,728,743,985,940.67
  5. Step 5: Solve for x
    x = 121,728,743,985,940.67/10,550,641.32
  6. Step 6: Final answer
    x = 11,537,568.22

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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.