Home / 6,845,038.76-9,446,678.10-3,904,920.56

Finding the Fourth Proportional to 6,845,038.76, 9,446,678.10 and 3,904,920.56

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Solution

The fourth proportional to 6,845,038.76, 9,446,678.10 and 3,904,920.56 is: 5,389,089.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,845,038.76 : 9,446,678.10 = 3,904,920.56 : x
  2. Step 2: Convert to fraction form
    6,845,038.76/9,446,678.10 = 3,904,920.56/x
  3. Step 3: Cross multiply
    6,845,038.76x = 9,446,678.10 × 3,904,920.56
  4. Step 4: Simplify right side
    6,845,038.76x = 36,888,527,536,391.73
  5. Step 5: Solve for x
    x = 36,888,527,536,391.73/6,845,038.76
  6. Step 6: Final answer
    x = 5,389,089.65

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Double scale
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1.5x scale

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.