Home / 5,137,951.10-7,090,370.04-3,072,966.63

Finding the Fourth Proportional to 5,137,951.10, 7,090,370.04 and 3,072,966.63

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Solution

The fourth proportional to 5,137,951.10, 7,090,370.04 and 3,072,966.63 is: 4,240,692.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,137,951.10 : 7,090,370.04 = 3,072,966.63 : x
  2. Step 2: Convert to fraction form
    5,137,951.10/7,090,370.04 = 3,072,966.63/x
  3. Step 3: Cross multiply
    5,137,951.10x = 7,090,370.04 × 3,072,966.63
  4. Step 4: Simplify right side
    5,137,951.10x = 21,788,470,527,271.77
  5. Step 5: Solve for x
    x = 21,788,470,527,271.77/5,137,951.10
  6. Step 6: Final answer
    x = 4,240,692.47

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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.