Home / 69,762,426.50-96,281,315.88-40,004,719.86

Finding the Fourth Proportional to 69,762,426.50, 96,281,315.88 and 40,004,719.86

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Solution

The fourth proportional to 69,762,426.50, 96,281,315.88 and 40,004,719.86 is: 55,211,770.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,762,426.50 : 96,281,315.88 = 40,004,719.86 : x
  2. Step 2: Convert to fraction form
    69,762,426.50/96,281,315.88 = 40,004,719.86/x
  3. Step 3: Cross multiply
    69,762,426.50x = 96,281,315.88 × 40,004,719.86
  4. Step 4: Simplify right side
    69,762,426.50x = 3,851,707,069,531,569
  5. Step 5: Solve for x
    x = 3,851,707,069,531,569/69,762,426.50
  6. Step 6: Final answer
    x = 55,211,770.33

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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.