Home / 12,222,368.40-18,333,552.60-7,183,520.40

Finding the Fourth Proportional to 12,222,368.40, 18,333,552.60 and 7,183,520.40

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Solution

The fourth proportional to 12,222,368.40, 18,333,552.60 and 7,183,520.40 is: 10,775,280.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,222,368.40 : 18,333,552.60 = 7,183,520.40 : x
  2. Step 2: Convert to fraction form
    12,222,368.40/18,333,552.60 = 7,183,520.40/x
  3. Step 3: Cross multiply
    12,222,368.40x = 18,333,552.60 × 7,183,520.40
  4. Step 4: Simplify right side
    12,222,368.40x = 131,699,449,106,573.06
  5. Step 5: Solve for x
    x = 131,699,449,106,573.06/12,222,368.40
  6. Step 6: Final answer
    x = 10,775,280.60

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1.5x scale

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.