Home / 15,314,017.80-21,133,072.04-8,344,744.58

Finding the Fourth Proportional to 15,314,017.80, 21,133,072.04 and 8,344,744.58

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Solution

The fourth proportional to 15,314,017.80, 21,133,072.04 and 8,344,744.58 is: 11,515,599.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,314,017.80 : 21,133,072.04 = 8,344,744.58 : x
  2. Step 2: Convert to fraction form
    15,314,017.80/21,133,072.04 = 8,344,744.58/x
  3. Step 3: Cross multiply
    15,314,017.80x = 21,133,072.04 × 8,344,744.58
  4. Step 4: Simplify right side
    15,314,017.80x = 176,350,088,364,539.53
  5. Step 5: Solve for x
    x = 176,350,088,364,539.53/15,314,017.80
  6. Step 6: Final answer
    x = 11,515,599.02

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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.