Home / 12,450,009.24-18,676,945.98-5,261,574.60

Finding the Fourth Proportional to 12,450,009.24, 18,676,945.98 and 5,261,574.60

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Solution

The fourth proportional to 12,450,009.24, 18,676,945.98 and 5,261,574.60 is: 7,893,178.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,450,009.24 : 18,676,945.98 = 5,261,574.60 : x
  2. Step 2: Convert to fraction form
    12,450,009.24/18,676,945.98 = 5,261,574.60/x
  3. Step 3: Cross multiply
    12,450,009.24x = 18,676,945.98 × 5,261,574.60
  4. Step 4: Simplify right side
    12,450,009.24x = 98,270,144,573,940.11
  5. Step 5: Solve for x
    x = 98,270,144,573,940.11/12,450,009.24
  6. Step 6: Final answer
    x = 7,893,178.45

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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.