Home / 7,108,878.72-9,810,008.64-4,054,076.16

Finding the Fourth Proportional to 7,108,878.72, 9,810,008.64 and 4,054,076.16

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Solution

The fourth proportional to 7,108,878.72, 9,810,008.64 and 4,054,076.16 is: 5,594,485.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,108,878.72 : 9,810,008.64 = 4,054,076.16 : x
  2. Step 2: Convert to fraction form
    7,108,878.72/9,810,008.64 = 4,054,076.16/x
  3. Step 3: Cross multiply
    7,108,878.72x = 9,810,008.64 × 4,054,076.16
  4. Step 4: Simplify right side
    7,108,878.72x = 39,770,522,156,818.02
  5. Step 5: Solve for x
    x = 39,770,522,156,818.02/7,108,878.72
  6. Step 6: Final answer
    x = 5,594,485.96

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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.