Home / 15,274,264.84-21,079,242.15-9,474,915.13

Finding the Fourth Proportional to 15,274,264.84, 21,079,242.15 and 9,474,915.13

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Solution

The fourth proportional to 15,274,264.84, 21,079,242.15 and 9,474,915.13 is: 13,075,852.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,274,264.84 : 21,079,242.15 = 9,474,915.13 : x
  2. Step 2: Convert to fraction form
    15,274,264.84/21,079,242.15 = 9,474,915.13/x
  3. Step 3: Cross multiply
    15,274,264.84x = 21,079,242.15 × 9,474,915.13
  4. Step 4: Simplify right side
    15,274,264.84x = 199,724,030,375,968.72
  5. Step 5: Solve for x
    x = 199,724,030,375,968.72/15,274,264.84
  6. Step 6: Final answer
    x = 13,075,852.26

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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.