Home / 20,314,683.86-30,473,022.24-8,182,509.12

Finding the Fourth Proportional to 20,314,683.86, 30,473,022.24 and 8,182,509.12

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Solution

The fourth proportional to 20,314,683.86, 30,473,022.24 and 8,182,509.12 is: 12,274,165.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,314,683.86 : 30,473,022.24 = 8,182,509.12 : x
  2. Step 2: Convert to fraction form
    20,314,683.86/30,473,022.24 = 8,182,509.12/x
  3. Step 3: Cross multiply
    20,314,683.86x = 30,473,022.24 × 8,182,509.12
  4. Step 4: Simplify right side
    20,314,683.86x = 249,345,782,392,762.81
  5. Step 5: Solve for x
    x = 249,345,782,392,762.81/20,314,683.86
  6. Step 6: Final answer
    x = 12,274,165.04

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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.