Home / 18,698,002.08-28,096,321.20-10,068,482.76

Finding the Fourth Proportional to 18,698,002.08, 28,096,321.20 and 10,068,482.76

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Solution

The fourth proportional to 18,698,002.08, 28,096,321.20 and 10,068,482.76 is: 15,129,280.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,698,002.08 : 28,096,321.20 = 10,068,482.76 : x
  2. Step 2: Convert to fraction form
    18,698,002.08/28,096,321.20 = 10,068,482.76/x
  3. Step 3: Cross multiply
    18,698,002.08x = 28,096,321.20 × 10,068,482.76
  4. Step 4: Simplify right side
    18,698,002.08x = 282,887,325,621,622.50
  5. Step 5: Solve for x
    x = 282,887,325,621,622.50/18,698,002.08
  6. Step 6: Final answer
    x = 15,129,280.89

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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.