Home / 12,601,504.90-18,888,971.32-4,922,182.45

Finding the Fourth Proportional to 12,601,504.90, 18,888,971.32 and 4,922,182.45

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Solution

The fourth proportional to 12,601,504.90, 18,888,971.32 and 4,922,182.45 is: 7,378,084.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,601,504.90 : 18,888,971.32 = 4,922,182.45 : x
  2. Step 2: Convert to fraction form
    12,601,504.90/18,888,971.32 = 4,922,182.45/x
  3. Step 3: Cross multiply
    12,601,504.90x = 18,888,971.32 × 4,922,182.45
  4. Step 4: Simplify right side
    12,601,504.90x = 92,974,963,129,857.34
  5. Step 5: Solve for x
    x = 92,974,963,129,857.34/12,601,504.90
  6. Step 6: Final answer
    x = 7,378,084.12

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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.