Home / 19,369,322.08-26,728,802.04-11,103,458.38

Finding the Fourth Proportional to 19,369,322.08, 26,728,802.04 and 11,103,458.38

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Solution

The fourth proportional to 19,369,322.08, 26,728,802.04 and 11,103,458.38 is: 15,322,278.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,369,322.08 : 26,728,802.04 = 11,103,458.38 : x
  2. Step 2: Convert to fraction form
    19,369,322.08/26,728,802.04 = 11,103,458.38/x
  3. Step 3: Cross multiply
    19,369,322.08x = 26,728,802.04 × 11,103,458.38
  4. Step 4: Simplify right side
    19,369,322.08x = 296,782,140,998,399.12
  5. Step 5: Solve for x
    x = 296,782,140,998,399.12/19,369,322.08
  6. Step 6: Final answer
    x = 15,322,278.18

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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.