Home / 30,592,618.04-45,934,154.22-20,420,851.88

Finding the Fourth Proportional to 30,592,618.04, 45,934,154.22 and 20,420,851.88

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Solution

The fourth proportional to 30,592,618.04, 45,934,154.22 and 20,420,851.88 is: 30,661,467.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,592,618.04 : 45,934,154.22 = 20,420,851.88 : x
  2. Step 2: Convert to fraction form
    30,592,618.04/45,934,154.22 = 20,420,851.88/x
  3. Step 3: Cross multiply
    30,592,618.04x = 45,934,154.22 × 20,420,851.88
  4. Step 4: Simplify right side
    30,592,618.04x = 938,014,559,751,110.62
  5. Step 5: Solve for x
    x = 938,014,559,751,110.62/30,592,618.04
  6. Step 6: Final answer
    x = 30,661,467.37

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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.