Home / 18,355,006.20-27,532,509.30-8,789,068.20

Finding the Fourth Proportional to 18,355,006.20, 27,532,509.30 and 8,789,068.20

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Solution

The fourth proportional to 18,355,006.20, 27,532,509.30 and 8,789,068.20 is: 13,183,602.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,355,006.20 : 27,532,509.30 = 8,789,068.20 : x
  2. Step 2: Convert to fraction form
    18,355,006.20/27,532,509.30 = 8,789,068.20/x
  3. Step 3: Cross multiply
    18,355,006.20x = 27,532,509.30 × 8,789,068.20
  4. Step 4: Simplify right side
    18,355,006.20x = 241,985,101,954,834.25
  5. Step 5: Solve for x
    x = 241,985,101,954,834.25/18,355,006.20
  6. Step 6: Final answer
    x = 13,183,602.30

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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.