Home / 21,907,790.48-30,074,436.30-18,804,927.00

Finding the Fourth Proportional to 21,907,790.48, 30,074,436.30 and 18,804,927.00

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Solution

The fourth proportional to 21,907,790.48, 30,074,436.30 and 18,804,927.00 is: 25,814,907.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,907,790.48 : 30,074,436.30 = 18,804,927.00 : x
  2. Step 2: Convert to fraction form
    21,907,790.48/30,074,436.30 = 18,804,927.00/x
  3. Step 3: Cross multiply
    21,907,790.48x = 30,074,436.30 × 18,804,927.00
  4. Step 4: Simplify right side
    21,907,790.48x = 565,547,579,175,358.12
  5. Step 5: Solve for x
    x = 565,547,579,175,358.12/21,907,790.48
  6. Step 6: Final answer
    x = 25,814,907.24

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.