Home / 18,424,155.98-27,599,222.55-9,174,261.44

Finding the Fourth Proportional to 18,424,155.98, 27,599,222.55 and 9,174,261.44

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Solution

The fourth proportional to 18,424,155.98, 27,599,222.55 and 9,174,261.44 is: 13,742,962.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,424,155.98 : 27,599,222.55 = 9,174,261.44 : x
  2. Step 2: Convert to fraction form
    18,424,155.98/27,599,222.55 = 9,174,261.44/x
  3. Step 3: Cross multiply
    18,424,155.98x = 27,599,222.55 × 9,174,261.44
  4. Step 4: Simplify right side
    18,424,155.98x = 253,202,483,214,443.47
  5. Step 5: Solve for x
    x = 253,202,483,214,443.47/18,424,155.98
  6. Step 6: Final answer
    x = 13,742,962.42

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1.5x scale

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.