Home / 26,291,270.80-39,366,047.40-19,063,673.20

Finding the Fourth Proportional to 26,291,270.80, 39,366,047.40 and 19,063,673.20

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Solution

The fourth proportional to 26,291,270.80, 39,366,047.40 and 19,063,673.20 is: 28,544,130.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,291,270.80 : 39,366,047.40 = 19,063,673.20 : x
  2. Step 2: Convert to fraction form
    26,291,270.80/39,366,047.40 = 19,063,673.20/x
  3. Step 3: Cross multiply
    26,291,270.80x = 39,366,047.40 × 19,063,673.20
  4. Step 4: Simplify right side
    26,291,270.80x = 750,461,462,809,309.62
  5. Step 5: Solve for x
    x = 750,461,462,809,309.62/26,291,270.80
  6. Step 6: Final answer
    x = 28,544,130.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.