Home / 9,000,963.48-12,421,367.43-4,870,994.79

Finding the Fourth Proportional to 9,000,963.48, 12,421,367.43 and 4,870,994.79

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Solution

The fourth proportional to 9,000,963.48, 12,421,367.43 and 4,870,994.79 is: 6,721,993.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,000,963.48 : 12,421,367.43 = 4,870,994.79 : x
  2. Step 2: Convert to fraction form
    9,000,963.48/12,421,367.43 = 4,870,994.79/x
  3. Step 3: Cross multiply
    9,000,963.48x = 12,421,367.43 × 4,870,994.79
  4. Step 4: Simplify right side
    9,000,963.48x = 60,504,416,036,205.69
  5. Step 5: Solve for x
    x = 60,504,416,036,205.69/9,000,963.48
  6. Step 6: Final answer
    x = 6,721,993.28

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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.