Home / 28,836,976.63-39,795,275.87-16,447,697.34

Finding the Fourth Proportional to 28,836,976.63, 39,795,275.87 and 16,447,697.34

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Solution

The fourth proportional to 28,836,976.63, 39,795,275.87 and 16,447,697.34 is: 22,697,963.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,836,976.63 : 39,795,275.87 = 16,447,697.34 : x
  2. Step 2: Convert to fraction form
    28,836,976.63/39,795,275.87 = 16,447,697.34/x
  3. Step 3: Cross multiply
    28,836,976.63x = 39,795,275.87 × 16,447,697.34
  4. Step 4: Simplify right side
    28,836,976.63x = 654,540,652,960,509.50
  5. Step 5: Solve for x
    x = 654,540,652,960,509.50/28,836,976.63
  6. Step 6: Final answer
    x = 22,697,963.85

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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.