Home / 13,966,986-19,263,521.41-9,073,784.69

Finding the Fourth Proportional to 13,966,986, 19,263,521.41 and 9,073,784.69

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Solution

The fourth proportional to 13,966,986, 19,263,521.41 and 9,073,784.69 is: 12,514,729.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,966,986 : 19,263,521.41 = 9,073,784.69 : x
  2. Step 2: Convert to fraction form
    13,966,986/19,263,521.41 = 9,073,784.69/x
  3. Step 3: Cross multiply
    13,966,986x = 19,263,521.41 × 9,073,784.69
  4. Step 4: Simplify right side
    13,966,986x = 174,793,045,526,543.16
  5. Step 5: Solve for x
    x = 174,793,045,526,543.16/13,966,986
  6. Step 6: Final answer
    x = 12,514,729.06

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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.