Home / 7,020,144.80-10,514,470.80-5,760,432.80

Finding the Fourth Proportional to 7,020,144.80, 10,514,470.80 and 5,760,432.80

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Solution

The fourth proportional to 7,020,144.80, 10,514,470.80 and 5,760,432.80 is: 8,627,728.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,020,144.80 : 10,514,470.80 = 5,760,432.80 : x
  2. Step 2: Convert to fraction form
    7,020,144.80/10,514,470.80 = 5,760,432.80/x
  3. Step 3: Cross multiply
    7,020,144.80x = 10,514,470.80 × 5,760,432.80
  4. Step 4: Simplify right side
    7,020,144.80x = 60,567,902,470,962.24
  5. Step 5: Solve for x
    x = 60,567,902,470,962.24/7,020,144.80
  6. Step 6: Final answer
    x = 8,627,728.37

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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.