Home / 19,079,032.26-26,326,674.78-12,897,528.66

Finding the Fourth Proportional to 19,079,032.26, 26,326,674.78 and 12,897,528.66

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Solution

The fourth proportional to 19,079,032.26, 26,326,674.78 and 12,897,528.66 is: 17,796,974.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,079,032.26 : 26,326,674.78 = 12,897,528.66 : x
  2. Step 2: Convert to fraction form
    19,079,032.26/26,326,674.78 = 12,897,528.66/x
  3. Step 3: Cross multiply
    19,079,032.26x = 26,326,674.78 × 12,897,528.66
  4. Step 4: Simplify right side
    19,079,032.26x = 339,549,042,497,549.19
  5. Step 5: Solve for x
    x = 339,549,042,497,549.19/19,079,032.26
  6. Step 6: Final answer
    x = 17,796,974.07

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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.