Home / 72,258,647.04-108,365,128.32-23,728,500.48

Finding the Fourth Proportional to 72,258,647.04, 108,365,128.32 and 23,728,500.48

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Solution

The fourth proportional to 72,258,647.04, 108,365,128.32 and 23,728,500.48 is: 35,585,249.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,258,647.04 : 108,365,128.32 = 23,728,500.48 : x
  2. Step 2: Convert to fraction form
    72,258,647.04/108,365,128.32 = 23,728,500.48/x
  3. Step 3: Cross multiply
    72,258,647.04x = 108,365,128.32 × 23,728,500.48
  4. Step 4: Simplify right side
    72,258,647.04x = 2,571,341,999,356,381.50
  5. Step 5: Solve for x
    x = 2,571,341,999,356,381.50/72,258,647.04
  6. Step 6: Final answer
    x = 35,585,249.72

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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.