Home / 5,692,157.23-7,855,153.47-3,078,664.21

Finding the Fourth Proportional to 5,692,157.23, 7,855,153.47 and 3,078,664.21

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Solution

The fourth proportional to 5,692,157.23, 7,855,153.47 and 3,078,664.21 is: 4,248,543.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,692,157.23 : 7,855,153.47 = 3,078,664.21 : x
  2. Step 2: Convert to fraction form
    5,692,157.23/7,855,153.47 = 3,078,664.21/x
  3. Step 3: Cross multiply
    5,692,157.23x = 7,855,153.47 × 3,078,664.21
  4. Step 4: Simplify right side
    5,692,157.23x = 24,183,379,852,146.31
  5. Step 5: Solve for x
    x = 24,183,379,852,146.31/5,692,157.23
  6. Step 6: Final answer
    x = 4,248,543.90

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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.