Home / 5,739,247.76-7,920,721.33-4,286,420.93

Finding the Fourth Proportional to 5,739,247.76, 7,920,721.33 and 4,286,420.93

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Solution

The fourth proportional to 5,739,247.76, 7,920,721.33 and 4,286,420.93 is: 5,915,678.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,739,247.76 : 7,920,721.33 = 4,286,420.93 : x
  2. Step 2: Convert to fraction form
    5,739,247.76/7,920,721.33 = 4,286,420.93/x
  3. Step 3: Cross multiply
    5,739,247.76x = 7,920,721.33 × 4,286,420.93
  4. Step 4: Simplify right side
    5,739,247.76x = 33,951,545,698,695.19
  5. Step 5: Solve for x
    x = 33,951,545,698,695.19/5,739,247.76
  6. Step 6: Final answer
    x = 5,915,678.70

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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.