Home / 5,214,271.77-7,821,998.15-4,678,500.51

Finding the Fourth Proportional to 5,214,271.77, 7,821,998.15 and 4,678,500.51

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Solution

The fourth proportional to 5,214,271.77, 7,821,998.15 and 4,678,500.51 is: 7,018,280.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,214,271.77 : 7,821,998.15 = 4,678,500.51 : x
  2. Step 2: Convert to fraction form
    5,214,271.77/7,821,998.15 = 4,678,500.51/x
  3. Step 3: Cross multiply
    5,214,271.77x = 7,821,998.15 × 4,678,500.51
  4. Step 4: Simplify right side
    5,214,271.77x = 36,595,222,333,994.05
  5. Step 5: Solve for x
    x = 36,595,222,333,994.05/5,214,271.77
  6. Step 6: Final answer
    x = 7,018,280.59

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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.