Home / 9,678,480.66-14,527,809.72-4,290,914.61

Finding the Fourth Proportional to 9,678,480.66, 14,527,809.72 and 4,290,914.61

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Solution

The fourth proportional to 9,678,480.66, 14,527,809.72 and 4,290,914.61 is: 6,440,844.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,678,480.66 : 14,527,809.72 = 4,290,914.61 : x
  2. Step 2: Convert to fraction form
    9,678,480.66/14,527,809.72 = 4,290,914.61/x
  3. Step 3: Cross multiply
    9,678,480.66x = 14,527,809.72 × 4,290,914.61
  4. Step 4: Simplify right side
    9,678,480.66x = 62,337,590,978,848.02
  5. Step 5: Solve for x
    x = 62,337,590,978,848.02/9,678,480.66
  6. Step 6: Final answer
    x = 6,440,844.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.