Home / 28,455,601.99-42,687,474.64-8,761,395.11

Finding the Fourth Proportional to 28,455,601.99, 42,687,474.64 and 8,761,395.11

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Solution

The fourth proportional to 28,455,601.99, 42,687,474.64 and 8,761,395.11 is: 13,143,346.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,455,601.99 : 42,687,474.64 = 8,761,395.11 : x
  2. Step 2: Convert to fraction form
    28,455,601.99/42,687,474.64 = 8,761,395.11/x
  3. Step 3: Cross multiply
    28,455,601.99x = 42,687,474.64 × 8,761,395.11
  4. Step 4: Simplify right side
    28,455,601.99x = 374,001,831,569,145
  5. Step 5: Solve for x
    x = 374,001,831,569,145/28,455,601.99
  6. Step 6: Final answer
    x = 13,143,346.32

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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.