Home / 15,259,938.25-21,053,506.56-9,456,602.53

Finding the Fourth Proportional to 15,259,938.25, 21,053,506.56 and 9,456,602.53

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Solution

The fourth proportional to 15,259,938.25, 21,053,506.56 and 9,456,602.53 is: 13,046,883.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,259,938.25 : 21,053,506.56 = 9,456,602.53 : x
  2. Step 2: Convert to fraction form
    15,259,938.25/21,053,506.56 = 9,456,602.53/x
  3. Step 3: Cross multiply
    15,259,938.25x = 21,053,506.56 × 9,456,602.53
  4. Step 4: Simplify right side
    15,259,938.25x = 199,094,643,400,667.56
  5. Step 5: Solve for x
    x = 199,094,643,400,667.56/15,259,938.25
  6. Step 6: Final answer
    x = 13,046,883.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.