Home / 18,345,735.90-27,518,603.85-4,698,855.90

Finding the Fourth Proportional to 18,345,735.90, 27,518,603.85 and 4,698,855.90

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Solution

The fourth proportional to 18,345,735.90, 27,518,603.85 and 4,698,855.90 is: 7,048,283.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,345,735.90 : 27,518,603.85 = 4,698,855.90 : x
  2. Step 2: Convert to fraction form
    18,345,735.90/27,518,603.85 = 4,698,855.90/x
  3. Step 3: Cross multiply
    18,345,735.90x = 27,518,603.85 × 4,698,855.90
  4. Step 4: Simplify right side
    18,345,735.90x = 129,305,954,060,335.23
  5. Step 5: Solve for x
    x = 129,305,954,060,335.23/18,345,735.90
  6. Step 6: Final answer
    x = 7,048,283.85

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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.