Home / 38,999,104.02-53,818,101.11-21,595,075.58

Finding the Fourth Proportional to 38,999,104.02, 53,818,101.11 and 21,595,075.58

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Solution

The fourth proportional to 38,999,104.02, 53,818,101.11 and 21,595,075.58 is: 29,800,837.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,999,104.02 : 53,818,101.11 = 21,595,075.58 : x
  2. Step 2: Convert to fraction form
    38,999,104.02/53,818,101.11 = 21,595,075.58/x
  3. Step 3: Cross multiply
    38,999,104.02x = 53,818,101.11 × 21,595,075.58
  4. Step 4: Simplify right side
    38,999,104.02x = 1,162,205,960,665,466
  5. Step 5: Solve for x
    x = 1,162,205,960,665,466/38,999,104.02
  6. Step 6: Final answer
    x = 29,800,837.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.