Home / 49,103,525.16-67,751,014.68-31,696,142.40

Finding the Fourth Proportional to 49,103,525.16, 67,751,014.68 and 31,696,142.40

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Solution

The fourth proportional to 49,103,525.16, 67,751,014.68 and 31,696,142.40 is: 43,733,027.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,103,525.16 : 67,751,014.68 = 31,696,142.40 : x
  2. Step 2: Convert to fraction form
    49,103,525.16/67,751,014.68 = 31,696,142.40/x
  3. Step 3: Cross multiply
    49,103,525.16x = 67,751,014.68 × 31,696,142.40
  4. Step 4: Simplify right side
    49,103,525.16x = 2,147,445,809,041,770.50
  5. Step 5: Solve for x
    x = 2,147,445,809,041,770.50/49,103,525.16
  6. Step 6: Final answer
    x = 43,733,027.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.