Home / 19,400,611.62-29,120,063.40-10,302,683.16

Finding the Fourth Proportional to 19,400,611.62, 29,120,063.40 and 10,302,683.16

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Solution

The fourth proportional to 19,400,611.62, 29,120,063.40 and 10,302,683.16 is: 15,464,192.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,400,611.62 : 29,120,063.40 = 10,302,683.16 : x
  2. Step 2: Convert to fraction form
    19,400,611.62/29,120,063.40 = 10,302,683.16/x
  3. Step 3: Cross multiply
    19,400,611.62x = 29,120,063.40 × 10,302,683.16
  4. Step 4: Simplify right side
    19,400,611.62x = 300,014,786,809,312.31
  5. Step 5: Solve for x
    x = 300,014,786,809,312.31/19,400,611.62
  6. Step 6: Final answer
    x = 15,464,192.20

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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.