Home / 28,035,630.40-41,987,090.40-19,011,323.20

Finding the Fourth Proportional to 28,035,630.40, 41,987,090.40 and 19,011,323.20

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Solution

The fourth proportional to 28,035,630.40, 41,987,090.40 and 19,011,323.20 is: 28,471,988.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,035,630.40 : 41,987,090.40 = 19,011,323.20 : x
  2. Step 2: Convert to fraction form
    28,035,630.40/41,987,090.40 = 19,011,323.20/x
  3. Step 3: Cross multiply
    28,035,630.40x = 41,987,090.40 × 19,011,323.20
  4. Step 4: Simplify right side
    28,035,630.40x = 798,230,145,822,017.25
  5. Step 5: Solve for x
    x = 798,230,145,822,017.25/28,035,630.40
  6. Step 6: Final answer
    x = 28,471,988.48

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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.