Home / 7,139,510.60-9,852,466.98-3,876,260.60

Finding the Fourth Proportional to 7,139,510.60, 9,852,466.98 and 3,876,260.60

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Solution

The fourth proportional to 7,139,510.60, 9,852,466.98 and 3,876,260.60 is: 5,349,208.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,139,510.60 : 9,852,466.98 = 3,876,260.60 : x
  2. Step 2: Convert to fraction form
    7,139,510.60/9,852,466.98 = 3,876,260.60/x
  3. Step 3: Cross multiply
    7,139,510.60x = 9,852,466.98 × 3,876,260.60
  4. Step 4: Simplify right side
    7,139,510.60x = 38,190,729,567,374.99
  5. Step 5: Solve for x
    x = 38,190,729,567,374.99/7,139,510.60
  6. Step 6: Final answer
    x = 5,349,208.33

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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.