Home / 38,133,629.20-57,200,443.80-22,828,128.40

Finding the Fourth Proportional to 38,133,629.20, 57,200,443.80 and 22,828,128.40

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Solution

The fourth proportional to 38,133,629.20, 57,200,443.80 and 22,828,128.40 is: 34,242,192.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,133,629.20 : 57,200,443.80 = 22,828,128.40 : x
  2. Step 2: Convert to fraction form
    38,133,629.20/57,200,443.80 = 22,828,128.40/x
  3. Step 3: Cross multiply
    38,133,629.20x = 57,200,443.80 × 22,828,128.40
  4. Step 4: Simplify right side
    38,133,629.20x = 1,305,779,075,603,383.75
  5. Step 5: Solve for x
    x = 1,305,779,075,603,383.75/38,133,629.20
  6. Step 6: Final answer
    x = 34,242,192.60

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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.