Home / 6,480,046.80-9,720,070.20-4,800,430.80

Finding the Fourth Proportional to 6,480,046.80, 9,720,070.20 and 4,800,430.80

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Solution

The fourth proportional to 6,480,046.80, 9,720,070.20 and 4,800,430.80 is: 7,200,646.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,480,046.80 : 9,720,070.20 = 4,800,430.80 : x
  2. Step 2: Convert to fraction form
    6,480,046.80/9,720,070.20 = 4,800,430.80/x
  3. Step 3: Cross multiply
    6,480,046.80x = 9,720,070.20 × 4,800,430.80
  4. Step 4: Simplify right side
    6,480,046.80x = 46,660,524,366,242.16
  5. Step 5: Solve for x
    x = 46,660,524,366,242.16/6,480,046.80
  6. Step 6: Final answer
    x = 7,200,646.20

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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.