Home / 18,709,467-28,064,200.52-4,526,043

Finding the Fourth Proportional to 18,709,467, 28,064,200.52 and 4,526,043

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Solution

The fourth proportional to 18,709,467, 28,064,200.52 and 4,526,043 is: 6,789,064.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,709,467 : 28,064,200.52 = 4,526,043 : x
  2. Step 2: Convert to fraction form
    18,709,467/28,064,200.52 = 4,526,043/x
  3. Step 3: Cross multiply
    18,709,467x = 28,064,200.52 × 4,526,043
  4. Step 4: Simplify right side
    18,709,467x = 127,019,778,314,142.36
  5. Step 5: Solve for x
    x = 127,019,778,314,142.36/18,709,467
  6. Step 6: Final answer
    x = 6,789,064.50

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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.