Home / 49,034,989.02-67,668,281.64-28,420,392.66

Finding the Fourth Proportional to 49,034,989.02, 67,668,281.64 and 28,420,392.66

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Solution

The fourth proportional to 49,034,989.02, 67,668,281.64 and 28,420,392.66 is: 39,220,140.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,034,989.02 : 67,668,281.64 = 28,420,392.66 : x
  2. Step 2: Convert to fraction form
    49,034,989.02/67,668,281.64 = 28,420,392.66/x
  3. Step 3: Cross multiply
    49,034,989.02x = 67,668,281.64 × 28,420,392.66
  4. Step 4: Simplify right side
    49,034,989.02x = 1,923,159,134,836,268.75
  5. Step 5: Solve for x
    x = 1,923,159,134,836,268.75/49,034,989.02
  6. Step 6: Final answer
    x = 39,220,140.01

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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.