Home / 10,368,075.80-15,552,113.70-7,512,728.60

Finding the Fourth Proportional to 10,368,075.80, 15,552,113.70 and 7,512,728.60

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Solution

The fourth proportional to 10,368,075.80, 15,552,113.70 and 7,512,728.60 is: 11,269,092.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,075.80 : 15,552,113.70 = 7,512,728.60 : x
  2. Step 2: Convert to fraction form
    10,368,075.80/15,552,113.70 = 7,512,728.60/x
  3. Step 3: Cross multiply
    10,368,075.80x = 15,552,113.70 × 7,512,728.60
  4. Step 4: Simplify right side
    10,368,075.80x = 116,838,809,384,441.81
  5. Step 5: Solve for x
    x = 116,838,809,384,441.81/10,368,075.80
  6. Step 6: Final answer
    x = 11,269,092.90

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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.