Home / 19,343,228.80-28,972,852.80-15,983,996.80

Finding the Fourth Proportional to 19,343,228.80, 28,972,852.80 and 15,983,996.80

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Solution

The fourth proportional to 19,343,228.80, 28,972,852.80 and 15,983,996.80 is: 23,941,297.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,343,228.80 : 28,972,852.80 = 15,983,996.80 : x
  2. Step 2: Convert to fraction form
    19,343,228.80/28,972,852.80 = 15,983,996.80/x
  3. Step 3: Cross multiply
    19,343,228.80x = 28,972,852.80 × 15,983,996.80
  4. Step 4: Simplify right side
    19,343,228.80x = 463,101,986,442,071.06
  5. Step 5: Solve for x
    x = 463,101,986,442,071.06/19,343,228.80
  6. Step 6: Final answer
    x = 23,941,297.04

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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.