Home / 51,880,415.11-71,596,495.42-28,360,251.52

Finding the Fourth Proportional to 51,880,415.11, 71,596,495.42 and 28,360,251.52

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Solution

The fourth proportional to 51,880,415.11, 71,596,495.42 and 28,360,251.52 is: 39,137,979.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,880,415.11 : 71,596,495.42 = 28,360,251.52 : x
  2. Step 2: Convert to fraction form
    51,880,415.11/71,596,495.42 = 28,360,251.52/x
  3. Step 3: Cross multiply
    51,880,415.11x = 71,596,495.42 × 28,360,251.52
  4. Step 4: Simplify right side
    51,880,415.11x = 2,030,494,617,811,836.25
  5. Step 5: Solve for x
    x = 2,030,494,617,811,836.25/51,880,415.11
  6. Step 6: Final answer
    x = 39,137,979.40

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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.