Home / 13,292,576.28-19,938,862.80-3,195,197.28

Finding the Fourth Proportional to 13,292,576.28, 19,938,862.80 and 3,195,197.28

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Solution

The fourth proportional to 13,292,576.28, 19,938,862.80 and 3,195,197.28 is: 4,792,795.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,292,576.28 : 19,938,862.80 = 3,195,197.28 : x
  2. Step 2: Convert to fraction form
    13,292,576.28/19,938,862.80 = 3,195,197.28/x
  3. Step 3: Cross multiply
    13,292,576.28x = 19,938,862.80 × 3,195,197.28
  4. Step 4: Simplify right side
    13,292,576.28x = 63,708,600,184,853.18
  5. Step 5: Solve for x
    x = 63,708,600,184,853.18/13,292,576.28
  6. Step 6: Final answer
    x = 4,792,795.53

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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.