Home / 44,353,477.20-66,530,215.80-20,465,605.20

Finding the Fourth Proportional to 44,353,477.20, 66,530,215.80 and 20,465,605.20

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Solution

The fourth proportional to 44,353,477.20, 66,530,215.80 and 20,465,605.20 is: 30,698,407.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,353,477.20 : 66,530,215.80 = 20,465,605.20 : x
  2. Step 2: Convert to fraction form
    44,353,477.20/66,530,215.80 = 20,465,605.20/x
  3. Step 3: Cross multiply
    44,353,477.20x = 66,530,215.80 × 20,465,605.20
  4. Step 4: Simplify right side
    44,353,477.20x = 1,361,581,130,433,602
  5. Step 5: Solve for x
    x = 1,361,581,130,433,602/44,353,477.20
  6. Step 6: Final answer
    x = 30,698,407.80

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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.