Home / 14,223,270.82-19,628,113.76-7,696,900.28

Finding the Fourth Proportional to 14,223,270.82, 19,628,113.76 and 7,696,900.28

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Solution

The fourth proportional to 14,223,270.82, 19,628,113.76 and 7,696,900.28 is: 10,621,722.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,223,270.82 : 19,628,113.76 = 7,696,900.28 : x
  2. Step 2: Convert to fraction form
    14,223,270.82/19,628,113.76 = 7,696,900.28/x
  3. Step 3: Cross multiply
    14,223,270.82x = 19,628,113.76 × 7,696,900.28
  4. Step 4: Simplify right side
    14,223,270.82x = 151,075,634,236,524.44
  5. Step 5: Solve for x
    x = 151,075,634,236,524.44/14,223,270.82
  6. Step 6: Final answer
    x = 10,621,722.40

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1.5x scale

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.