Home / 20,034,052.99-30,041,128.63-6,385,423.39

Finding the Fourth Proportional to 20,034,052.99, 30,041,128.63 and 6,385,423.39

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Solution

The fourth proportional to 20,034,052.99, 30,041,128.63 and 6,385,423.39 is: 9,574,963.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,034,052.99 : 30,041,128.63 = 6,385,423.39 : x
  2. Step 2: Convert to fraction form
    20,034,052.99/30,041,128.63 = 6,385,423.39/x
  3. Step 3: Cross multiply
    20,034,052.99x = 30,041,128.63 × 6,385,423.39
  4. Step 4: Simplify right side
    20,034,052.99x = 191,825,325,348,879.62
  5. Step 5: Solve for x
    x = 191,825,325,348,879.62/20,034,052.99
  6. Step 6: Final answer
    x = 9,574,963.46

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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.