Home / 13,277,841.46-18,323,984.55-7,397,470.42

Finding the Fourth Proportional to 13,277,841.46, 18,323,984.55 and 7,397,470.42

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Solution

The fourth proportional to 13,277,841.46, 18,323,984.55 and 7,397,470.42 is: 10,208,823.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,277,841.46 : 18,323,984.55 = 7,397,470.42 : x
  2. Step 2: Convert to fraction form
    13,277,841.46/18,323,984.55 = 7,397,470.42/x
  3. Step 3: Cross multiply
    13,277,841.46x = 18,323,984.55 × 7,397,470.42
  4. Step 4: Simplify right side
    13,277,841.46x = 135,551,133,685,162.02
  5. Step 5: Solve for x
    x = 135,551,133,685,162.02/13,277,841.46
  6. Step 6: Final answer
    x = 10,208,823.03

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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.