Home / 30,214,762.20-45,317,331.90-10,020,004.20

Finding the Fourth Proportional to 30,214,762.20, 45,317,331.90 and 10,020,004.20

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Solution

The fourth proportional to 30,214,762.20, 45,317,331.90 and 10,020,004.20 is: 15,028,410.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,214,762.20 : 45,317,331.90 = 10,020,004.20 : x
  2. Step 2: Convert to fraction form
    30,214,762.20/45,317,331.90 = 10,020,004.20/x
  3. Step 3: Cross multiply
    30,214,762.20x = 45,317,331.90 × 10,020,004.20
  4. Step 4: Simplify right side
    30,214,762.20x = 454,079,855,970,793.94
  5. Step 5: Solve for x
    x = 454,079,855,970,793.94/30,214,762.20
  6. Step 6: Final answer
    x = 15,028,410.71

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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.