Home / 20,360,090.68-30,543,013.31-6,523,814.36

Finding the Fourth Proportional to 20,360,090.68, 30,543,013.31 and 6,523,814.36

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Solution

The fourth proportional to 20,360,090.68, 30,543,013.31 and 6,523,814.36 is: 9,786,643.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,360,090.68 : 30,543,013.31 = 6,523,814.36 : x
  2. Step 2: Convert to fraction form
    20,360,090.68/30,543,013.31 = 6,523,814.36/x
  3. Step 3: Cross multiply
    20,360,090.68x = 30,543,013.31 × 6,523,814.36
  4. Step 4: Simplify right side
    20,360,090.68x = 199,256,948,922,116.19
  5. Step 5: Solve for x
    x = 199,256,948,922,116.19/20,360,090.68
  6. Step 6: Final answer
    x = 9,786,643.49

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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.