Home / 5,140,430.93-7,710,859.33-4,240,196.12

Finding the Fourth Proportional to 5,140,430.93, 7,710,859.33 and 4,240,196.12

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Solution

The fourth proportional to 5,140,430.93, 7,710,859.33 and 4,240,196.12 is: 6,360,469.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,140,430.93 : 7,710,859.33 = 4,240,196.12 : x
  2. Step 2: Convert to fraction form
    5,140,430.93/7,710,859.33 = 4,240,196.12/x
  3. Step 3: Cross multiply
    5,140,430.93x = 7,710,859.33 × 4,240,196.12
  4. Step 4: Simplify right side
    5,140,430.93x = 32,695,555,821,608.45
  5. Step 5: Solve for x
    x = 32,695,555,821,608.45/5,140,430.93
  6. Step 6: Final answer
    x = 6,360,469.82

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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.