Home / 19,427,339.09-26,821,827.19-12,366,916.08

Finding the Fourth Proportional to 19,427,339.09, 26,821,827.19 and 12,366,916.08

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Solution

The fourth proportional to 19,427,339.09, 26,821,827.19 and 12,366,916.08 is: 17,074,046.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,427,339.09 : 26,821,827.19 = 12,366,916.08 : x
  2. Step 2: Convert to fraction form
    19,427,339.09/26,821,827.19 = 12,366,916.08/x
  3. Step 3: Cross multiply
    19,427,339.09x = 26,821,827.19 × 12,366,916.08
  4. Step 4: Simplify right side
    19,427,339.09x = 331,703,286,146,952.94
  5. Step 5: Solve for x
    x = 331,703,286,146,952.94/19,427,339.09
  6. Step 6: Final answer
    x = 17,074,046.25

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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.