Home / 7,528,692.18-10,389,657.48-4,090,933.24

Finding the Fourth Proportional to 7,528,692.18, 10,389,657.48 and 4,090,933.24

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Solution

The fourth proportional to 7,528,692.18, 10,389,657.48 and 4,090,933.24 is: 5,645,521.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,528,692.18 : 10,389,657.48 = 4,090,933.24 : x
  2. Step 2: Convert to fraction form
    7,528,692.18/10,389,657.48 = 4,090,933.24/x
  3. Step 3: Cross multiply
    7,528,692.18x = 10,389,657.48 × 4,090,933.24
  4. Step 4: Simplify right side
    7,528,692.18x = 42,503,395,137,146.64
  5. Step 5: Solve for x
    x = 42,503,395,137,146.64/7,528,692.18
  6. Step 6: Final answer
    x = 5,645,521.71

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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.