Home / 14,146,728.67-19,522,485.75-7,708,200.67

Finding the Fourth Proportional to 14,146,728.67, 19,522,485.75 and 7,708,200.67

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Solution

The fourth proportional to 14,146,728.67, 19,522,485.75 and 7,708,200.67 is: 10,637,317.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,146,728.67 : 19,522,485.75 = 7,708,200.67 : x
  2. Step 2: Convert to fraction form
    14,146,728.67/19,522,485.75 = 7,708,200.67/x
  3. Step 3: Cross multiply
    14,146,728.67x = 19,522,485.75 × 7,708,200.67
  4. Step 4: Simplify right side
    14,146,728.67x = 150,483,237,738,215.44
  5. Step 5: Solve for x
    x = 150,483,237,738,215.44/14,146,728.67
  6. Step 6: Final answer
    x = 10,637,317.03

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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.