Home / 12,730,329.06-19,094,975.73-3,145,466.22

Finding the Fourth Proportional to 12,730,329.06, 19,094,975.73 and 3,145,466.22

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Solution

The fourth proportional to 12,730,329.06, 19,094,975.73 and 3,145,466.22 is: 4,718,071.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,730,329.06 : 19,094,975.73 = 3,145,466.22 : x
  2. Step 2: Convert to fraction form
    12,730,329.06/19,094,975.73 = 3,145,466.22/x
  3. Step 3: Cross multiply
    12,730,329.06x = 19,094,975.73 × 3,145,466.22
  4. Step 4: Simplify right side
    12,730,329.06x = 60,062,601,130,434.84
  5. Step 5: Solve for x
    x = 60,062,601,130,434.84/12,730,329.06
  6. Step 6: Final answer
    x = 4,718,071.37

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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.