Home / 7,228,292.86-9,974,951.01-4,130,780.80

Finding the Fourth Proportional to 7,228,292.86, 9,974,951.01 and 4,130,780.80

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Solution

The fourth proportional to 7,228,292.86, 9,974,951.01 and 4,130,780.80 is: 5,700,424.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,228,292.86 : 9,974,951.01 = 4,130,780.80 : x
  2. Step 2: Convert to fraction form
    7,228,292.86/9,974,951.01 = 4,130,780.80/x
  3. Step 3: Cross multiply
    7,228,292.86x = 9,974,951.01 × 4,130,780.80
  4. Step 4: Simplify right side
    7,228,292.86x = 41,204,336,113,048.60
  5. Step 5: Solve for x
    x = 41,204,336,113,048.60/7,228,292.86
  6. Step 6: Final answer
    x = 5,700,424.28

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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.