Home / 7,461,970.40-11,192,955.60-2,413,791.20

Finding the Fourth Proportional to 7,461,970.40, 11,192,955.60 and 2,413,791.20

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Solution

The fourth proportional to 7,461,970.40, 11,192,955.60 and 2,413,791.20 is: 3,620,686.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,461,970.40 : 11,192,955.60 = 2,413,791.20 : x
  2. Step 2: Convert to fraction form
    7,461,970.40/11,192,955.60 = 2,413,791.20/x
  3. Step 3: Cross multiply
    7,461,970.40x = 11,192,955.60 × 2,413,791.20
  4. Step 4: Simplify right side
    7,461,970.40x = 27,017,457,729,270.72
  5. Step 5: Solve for x
    x = 27,017,457,729,270.72/7,461,970.40
  6. Step 6: Final answer
    x = 3,620,686.80

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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.