Home / 12,441,087.12-18,660,368.70-3,342,002.40

Finding the Fourth Proportional to 12,441,087.12, 18,660,368.70 and 3,342,002.40

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Solution

The fourth proportional to 12,441,087.12, 18,660,368.70 and 3,342,002.40 is: 5,012,664.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,441,087.12 : 18,660,368.70 = 3,342,002.40 : x
  2. Step 2: Convert to fraction form
    12,441,087.12/18,660,368.70 = 3,342,002.40/x
  3. Step 3: Cross multiply
    12,441,087.12x = 18,660,368.70 × 3,342,002.40
  4. Step 4: Simplify right side
    12,441,087.12x = 62,362,996,980,284.88
  5. Step 5: Solve for x
    x = 62,362,996,980,284.88/12,441,087.12
  6. Step 6: Final answer
    x = 5,012,664.60

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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.