Home / 51,949,172.34-71,689,941.81-28,745,277.30

Finding the Fourth Proportional to 51,949,172.34, 71,689,941.81 and 28,745,277.30

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Solution

The fourth proportional to 51,949,172.34, 71,689,941.81 and 28,745,277.30 is: 39,668,529.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,949,172.34 : 71,689,941.81 = 28,745,277.30 : x
  2. Step 2: Convert to fraction form
    51,949,172.34/71,689,941.81 = 28,745,277.30/x
  3. Step 3: Cross multiply
    51,949,172.34x = 71,689,941.81 × 28,745,277.30
  4. Step 4: Simplify right side
    51,949,172.34x = 2,060,747,256,949,314
  5. Step 5: Solve for x
    x = 2,060,747,256,949,314/51,949,172.34
  6. Step 6: Final answer
    x = 39,668,529.14

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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.