Home / 14,223,616.28-19,628,640.02-7,697,244.08

Finding the Fourth Proportional to 14,223,616.28, 19,628,640.02 and 7,697,244.08

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Solution

The fourth proportional to 14,223,616.28, 19,628,640.02 and 7,697,244.08 is: 10,622,223.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,223,616.28 : 19,628,640.02 = 7,697,244.08 : x
  2. Step 2: Convert to fraction form
    14,223,616.28/19,628,640.02 = 7,697,244.08/x
  3. Step 3: Cross multiply
    14,223,616.28x = 19,628,640.02 × 7,697,244.08
  4. Step 4: Simplify right side
    14,223,616.28x = 151,086,433,153,909.88
  5. Step 5: Solve for x
    x = 151,086,433,153,909.88/14,223,616.28
  6. Step 6: Final answer
    x = 10,622,223.64

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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.