Home / 19,130,765.13-26,400,237.71-10,428,745.77

Finding the Fourth Proportional to 19,130,765.13, 26,400,237.71 and 10,428,745.77

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Solution

The fourth proportional to 19,130,765.13, 26,400,237.71 and 10,428,745.77 is: 14,391,550.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,130,765.13 : 26,400,237.71 = 10,428,745.77 : x
  2. Step 2: Convert to fraction form
    19,130,765.13/26,400,237.71 = 10,428,745.77/x
  3. Step 3: Cross multiply
    19,130,765.13x = 26,400,237.71 × 10,428,745.77
  4. Step 4: Simplify right side
    19,130,765.13x = 275,321,367,293,013.22
  5. Step 5: Solve for x
    x = 275,321,367,293,013.22/19,130,765.13
  6. Step 6: Final answer
    x = 14,391,550.23

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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.