Home / 5,107,745.80-7,657,730.70-2,585,211.40

Finding the Fourth Proportional to 5,107,745.80, 7,657,730.70 and 2,585,211.40

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Solution

The fourth proportional to 5,107,745.80, 7,657,730.70 and 2,585,211.40 is: 3,875,849.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,107,745.80 : 7,657,730.70 = 2,585,211.40 : x
  2. Step 2: Convert to fraction form
    5,107,745.80/7,657,730.70 = 2,585,211.40/x
  3. Step 3: Cross multiply
    5,107,745.80x = 7,657,730.70 × 2,585,211.40
  4. Step 4: Simplify right side
    5,107,745.80x = 19,796,852,703,769.98
  5. Step 5: Solve for x
    x = 19,796,852,703,769.98/5,107,745.80
  6. Step 6: Final answer
    x = 3,875,849.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.