Home / 12,395,220.30-18,592,830.45-7,545,329.10

Finding the Fourth Proportional to 12,395,220.30, 18,592,830.45 and 7,545,329.10

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Solution

The fourth proportional to 12,395,220.30, 18,592,830.45 and 7,545,329.10 is: 11,317,993.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,395,220.30 : 18,592,830.45 = 7,545,329.10 : x
  2. Step 2: Convert to fraction form
    12,395,220.30/18,592,830.45 = 7,545,329.10/x
  3. Step 3: Cross multiply
    12,395,220.30x = 18,592,830.45 × 7,545,329.10
  4. Step 4: Simplify right side
    12,395,220.30x = 140,289,024,645,751.08
  5. Step 5: Solve for x
    x = 140,289,024,645,751.08/12,395,220.30
  6. Step 6: Final answer
    x = 11,317,993.65

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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.