Home / 8,473,465.80-12,710,198.70-2,792,320.20

Finding the Fourth Proportional to 8,473,465.80, 12,710,198.70 and 2,792,320.20

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Solution

The fourth proportional to 8,473,465.80, 12,710,198.70 and 2,792,320.20 is: 4,188,480.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,473,465.80 : 12,710,198.70 = 2,792,320.20 : x
  2. Step 2: Convert to fraction form
    8,473,465.80/12,710,198.70 = 2,792,320.20/x
  3. Step 3: Cross multiply
    8,473,465.80x = 12,710,198.70 × 2,792,320.20
  4. Step 4: Simplify right side
    8,473,465.80x = 35,490,944,576,023.74
  5. Step 5: Solve for x
    x = 35,490,944,576,023.74/8,473,465.80
  6. Step 6: Final answer
    x = 4,188,480.30

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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.