Home / 5,012,174.07-7,505,543.29-4,200,423.93

Finding the Fourth Proportional to 5,012,174.07, 7,505,543.29 and 4,200,423.93

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Solution

The fourth proportional to 5,012,174.07, 7,505,543.29 and 4,200,423.93 is: 6,289,977.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,012,174.07 : 7,505,543.29 = 4,200,423.93 : x
  2. Step 2: Convert to fraction form
    5,012,174.07/7,505,543.29 = 4,200,423.93/x
  3. Step 3: Cross multiply
    5,012,174.07x = 7,505,543.29 × 4,200,423.93
  4. Step 4: Simplify right side
    5,012,174.07x = 31,526,463,642,966.93
  5. Step 5: Solve for x
    x = 31,526,463,642,966.93/5,012,174.07
  6. Step 6: Final answer
    x = 6,289,977.80

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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.