Home / 14,223,270.70-19,628,113.59-7,696,900.15

Finding the Fourth Proportional to 14,223,270.70, 19,628,113.59 and 7,696,900.15

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Solution

The fourth proportional to 14,223,270.70, 19,628,113.59 and 7,696,900.15 is: 10,621,722.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,223,270.70 : 19,628,113.59 = 7,696,900.15 : x
  2. Step 2: Convert to fraction form
    14,223,270.70/19,628,113.59 = 7,696,900.15/x
  3. Step 3: Cross multiply
    14,223,270.70x = 19,628,113.59 × 7,696,900.15
  4. Step 4: Simplify right side
    14,223,270.70x = 151,075,630,458,274.31
  5. Step 5: Solve for x
    x = 151,075,630,458,274.31/14,223,270.70
  6. Step 6: Final answer
    x = 10,621,722.22

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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.