Home / 5,385,082.15-7,431,402.56-2,937,692.31

Finding the Fourth Proportional to 5,385,082.15, 7,431,402.56 and 2,937,692.31

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Solution

The fourth proportional to 5,385,082.15, 7,431,402.56 and 2,937,692.31 is: 4,054,009.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,385,082.15 : 7,431,402.56 = 2,937,692.31 : x
  2. Step 2: Convert to fraction form
    5,385,082.15/7,431,402.56 = 2,937,692.31/x
  3. Step 3: Cross multiply
    5,385,082.15x = 7,431,402.56 × 2,937,692.31
  4. Step 4: Simplify right side
    5,385,082.15x = 21,831,174,126,994.61
  5. Step 5: Solve for x
    x = 21,831,174,126,994.61/5,385,082.15
  6. Step 6: Final answer
    x = 4,054,009.49

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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.