Home / 28,296,474.30-42,444,711.45-8,101,716.30

Finding the Fourth Proportional to 28,296,474.30, 42,444,711.45 and 8,101,716.30

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Solution

The fourth proportional to 28,296,474.30, 42,444,711.45 and 8,101,716.30 is: 12,152,574.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,296,474.30 : 42,444,711.45 = 8,101,716.30 : x
  2. Step 2: Convert to fraction form
    28,296,474.30/42,444,711.45 = 8,101,716.30/x
  3. Step 3: Cross multiply
    28,296,474.30x = 42,444,711.45 × 8,101,716.30
  4. Step 4: Simplify right side
    28,296,474.30x = 343,875,010,603,261.62
  5. Step 5: Solve for x
    x = 343,875,010,603,261.62/28,296,474.30
  6. Step 6: Final answer
    x = 12,152,574.45

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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.