Home / 8,276,215.51-12,406,271.98-3,957,143.35

Finding the Fourth Proportional to 8,276,215.51, 12,406,271.98 and 3,957,143.35

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Solution

The fourth proportional to 8,276,215.51, 12,406,271.98 and 3,957,143.35 is: 5,931,865.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,276,215.51 : 12,406,271.98 = 3,957,143.35 : x
  2. Step 2: Convert to fraction form
    8,276,215.51/12,406,271.98 = 3,957,143.35/x
  3. Step 3: Cross multiply
    8,276,215.51x = 12,406,271.98 × 3,957,143.35
  4. Step 4: Simplify right side
    8,276,215.51x = 49,093,396,637,879.08
  5. Step 5: Solve for x
    x = 49,093,396,637,879.08/8,276,215.51
  6. Step 6: Final answer
    x = 5,931,865.43

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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.