Home / 7,760,781.74-10,710,121.62-4,453,680.98

Finding the Fourth Proportional to 7,760,781.74, 10,710,121.62 and 4,453,680.98

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Solution

The fourth proportional to 7,760,781.74, 10,710,121.62 and 4,453,680.98 is: 6,146,219.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,760,781.74 : 10,710,121.62 = 4,453,680.98 : x
  2. Step 2: Convert to fraction form
    7,760,781.74/10,710,121.62 = 4,453,680.98/x
  3. Step 3: Cross multiply
    7,760,781.74x = 10,710,121.62 × 4,453,680.98
  4. Step 4: Simplify right side
    7,760,781.74x = 47,699,464,979,256.09
  5. Step 5: Solve for x
    x = 47,699,464,979,256.09/7,760,781.74
  6. Step 6: Final answer
    x = 6,146,219.11

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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.