Home / 21,004,748.01-31,507,127.46-6,628,940.91

Finding the Fourth Proportional to 21,004,748.01, 31,507,127.46 and 6,628,940.91

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Solution

The fourth proportional to 21,004,748.01, 31,507,127.46 and 6,628,940.91 is: 9,943,413.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,004,748.01 : 31,507,127.46 = 6,628,940.91 : x
  2. Step 2: Convert to fraction form
    21,004,748.01/31,507,127.46 = 6,628,940.91/x
  3. Step 3: Cross multiply
    21,004,748.01x = 31,507,127.46 × 6,628,940.91
  4. Step 4: Simplify right side
    21,004,748.01x = 208,858,886,176,178.41
  5. Step 5: Solve for x
    x = 208,858,886,176,178.41/21,004,748.01
  6. Step 6: Final answer
    x = 9,943,413.08

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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.