Home / 4,917,620.40-7,376,430.60-4,728,663.60

Finding the Fourth Proportional to 4,917,620.40, 7,376,430.60 and 4,728,663.60

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Solution

The fourth proportional to 4,917,620.40, 7,376,430.60 and 4,728,663.60 is: 7,092,995.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,917,620.40 : 7,376,430.60 = 4,728,663.60 : x
  2. Step 2: Convert to fraction form
    4,917,620.40/7,376,430.60 = 4,728,663.60/x
  3. Step 3: Cross multiply
    4,917,620.40x = 7,376,430.60 × 4,728,663.60
  4. Step 4: Simplify right side
    4,917,620.40x = 34,880,658,876,146.16
  5. Step 5: Solve for x
    x = 34,880,658,876,146.16/4,917,620.40
  6. Step 6: Final answer
    x = 7,092,995.40

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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.