Home / 12,570,477.93-18,848,000.12-4,885,148.97

Finding the Fourth Proportional to 12,570,477.93, 18,848,000.12 and 4,885,148.97

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Solution

The fourth proportional to 12,570,477.93, 18,848,000.12 and 4,885,148.97 is: 7,324,724.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,570,477.93 : 18,848,000.12 = 4,885,148.97 : x
  2. Step 2: Convert to fraction form
    12,570,477.93/18,848,000.12 = 4,885,148.97/x
  3. Step 3: Cross multiply
    12,570,477.93x = 18,848,000.12 × 4,885,148.97
  4. Step 4: Simplify right side
    12,570,477.93x = 92,075,288,348,352.12
  5. Step 5: Solve for x
    x = 92,075,288,348,352.12/12,570,477.93
  6. Step 6: Final answer
    x = 7,324,724.55

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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.