Home / 20,084,829.05-30,130,080.69-6,434,782.34

Finding the Fourth Proportional to 20,084,829.05, 30,130,080.69 and 6,434,782.34

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Solution

The fourth proportional to 20,084,829.05, 30,130,080.69 and 6,434,782.34 is: 9,653,082.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,084,829.05 : 30,130,080.69 = 6,434,782.34 : x
  2. Step 2: Convert to fraction form
    20,084,829.05/30,130,080.69 = 6,434,782.34/x
  3. Step 3: Cross multiply
    20,084,829.05x = 30,130,080.69 × 6,434,782.34
  4. Step 4: Simplify right side
    20,084,829.05x = 193,880,510,976,136.62
  5. Step 5: Solve for x
    x = 193,880,510,976,136.62/20,084,829.05
  6. Step 6: Final answer
    x = 9,653,082.46

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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.