Home / 30,019,396.68-41,426,802.84-16,268,360.81

Finding the Fourth Proportional to 30,019,396.68, 41,426,802.84 and 16,268,360.81

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Solution

The fourth proportional to 30,019,396.68, 41,426,802.84 and 16,268,360.81 is: 22,450,357.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,019,396.68 : 41,426,802.84 = 16,268,360.81 : x
  2. Step 2: Convert to fraction form
    30,019,396.68/41,426,802.84 = 16,268,360.81/x
  3. Step 3: Cross multiply
    30,019,396.68x = 41,426,802.84 × 16,268,360.81
  4. Step 4: Simplify right side
    30,019,396.68x = 673,946,175,598,718.75
  5. Step 5: Solve for x
    x = 673,946,175,598,718.75/30,019,396.68
  6. Step 6: Final answer
    x = 22,450,357.11

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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.