Home / 5,078,150.18-7,007,846.13-2,902,740.17

Finding the Fourth Proportional to 5,078,150.18, 7,007,846.13 and 2,902,740.17

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Solution

The fourth proportional to 5,078,150.18, 7,007,846.13 and 2,902,740.17 is: 4,005,780.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,078,150.18 : 7,007,846.13 = 2,902,740.17 : x
  2. Step 2: Convert to fraction form
    5,078,150.18/7,007,846.13 = 2,902,740.17/x
  3. Step 3: Cross multiply
    5,078,150.18x = 7,007,846.13 × 2,902,740.17
  4. Step 4: Simplify right side
    5,078,150.18x = 20,341,956,494,901.35
  5. Step 5: Solve for x
    x = 20,341,956,494,901.35/5,078,150.18
  6. Step 6: Final answer
    x = 4,005,780.80

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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.