Home / 28,248,773.76-42,373,554.03-8,054,015.76

Finding the Fourth Proportional to 28,248,773.76, 42,373,554.03 and 8,054,015.76

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Solution

The fourth proportional to 28,248,773.76, 42,373,554.03 and 8,054,015.76 is: 12,081,135.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,248,773.76 : 42,373,554.03 = 8,054,015.76 : x
  2. Step 2: Convert to fraction form
    28,248,773.76/42,373,554.03 = 8,054,015.76/x
  3. Step 3: Cross multiply
    28,248,773.76x = 42,373,554.03 × 8,054,015.76
  4. Step 4: Simplify right side
    28,248,773.76x = 341,277,271,964,831.50
  5. Step 5: Solve for x
    x = 341,277,271,964,831.50/28,248,773.76
  6. Step 6: Final answer
    x = 12,081,135.80

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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.