Home / 14,223,291.95-19,628,142.86-7,696,921.41

Finding the Fourth Proportional to 14,223,291.95, 19,628,142.86 and 7,696,921.41

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Solution

The fourth proportional to 14,223,291.95, 19,628,142.86 and 7,696,921.41 is: 10,621,751.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,223,291.95 : 19,628,142.86 = 7,696,921.41 : x
  2. Step 2: Convert to fraction form
    14,223,291.95/19,628,142.86 = 7,696,921.41/x
  3. Step 3: Cross multiply
    14,223,291.95x = 19,628,142.86 × 7,696,921.41
  4. Step 4: Simplify right side
    14,223,291.95x = 151,076,273,036,914.94
  5. Step 5: Solve for x
    x = 151,076,273,036,914.94/14,223,291.95
  6. Step 6: Final answer
    x = 10,621,751.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.