Home / 4,679,021.70-7,018,532.55-3,137,842.80

Finding the Fourth Proportional to 4,679,021.70, 7,018,532.55 and 3,137,842.80

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Solution

The fourth proportional to 4,679,021.70, 7,018,532.55 and 3,137,842.80 is: 4,706,764.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,679,021.70 : 7,018,532.55 = 3,137,842.80 : x
  2. Step 2: Convert to fraction form
    4,679,021.70/7,018,532.55 = 3,137,842.80/x
  3. Step 3: Cross multiply
    4,679,021.70x = 7,018,532.55 × 3,137,842.80
  4. Step 4: Simplify right side
    4,679,021.70x = 22,023,051,828,583.14
  5. Step 5: Solve for x
    x = 22,023,051,828,583.14/4,679,021.70
  6. Step 6: Final answer
    x = 4,706,764.20

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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.