Home / 21,842,284.80-32,826,412.80-19,070,918.40

Finding the Fourth Proportional to 21,842,284.80, 32,826,412.80 and 19,070,918.40

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Solution

The fourth proportional to 21,842,284.80, 32,826,412.80 and 19,070,918.40 is: 28,661,371.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,842,284.80 : 32,826,412.80 = 19,070,918.40 : x
  2. Step 2: Convert to fraction form
    21,842,284.80/32,826,412.80 = 19,070,918.40/x
  3. Step 3: Cross multiply
    21,842,284.80x = 32,826,412.80 × 19,070,918.40
  4. Step 4: Simplify right side
    21,842,284.80x = 626,029,839,873,515.50
  5. Step 5: Solve for x
    x = 626,029,839,873,515.50/21,842,284.80
  6. Step 6: Final answer
    x = 28,661,371.54

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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.