Home / 7,372,419.02-10,174,005.87-4,064,831.90

Finding the Fourth Proportional to 7,372,419.02, 10,174,005.87 and 4,064,831.90

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Solution

The fourth proportional to 7,372,419.02, 10,174,005.87 and 4,064,831.90 is: 5,609,505.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,372,419.02 : 10,174,005.87 = 4,064,831.90 : x
  2. Step 2: Convert to fraction form
    7,372,419.02/10,174,005.87 = 4,064,831.90/x
  3. Step 3: Cross multiply
    7,372,419.02x = 10,174,005.87 × 4,064,831.90
  4. Step 4: Simplify right side
    7,372,419.02x = 41,355,623,611,163.25
  5. Step 5: Solve for x
    x = 41,355,623,611,163.25/7,372,419.02
  6. Step 6: Final answer
    x = 5,609,505.31

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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.