Home / 19,382,556.47-26,748,107.30-10,681,040.48

Finding the Fourth Proportional to 19,382,556.47, 26,748,107.30 and 10,681,040.48

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Solution

The fourth proportional to 19,382,556.47, 26,748,107.30 and 10,681,040.48 is: 14,739,934.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,382,556.47 : 26,748,107.30 = 10,681,040.48 : x
  2. Step 2: Convert to fraction form
    19,382,556.47/26,748,107.30 = 10,681,040.48/x
  3. Step 3: Cross multiply
    19,382,556.47x = 26,748,107.30 × 10,681,040.48
  4. Step 4: Simplify right side
    19,382,556.47x = 285,697,616,834,683.50
  5. Step 5: Solve for x
    x = 285,697,616,834,683.50/19,382,556.47
  6. Step 6: Final answer
    x = 14,739,934.71

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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.