Home / 45,390,968.36-68,079,144-13,035,511.67

Finding the Fourth Proportional to 45,390,968.36, 68,079,144 and 13,035,511.67

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Solution

The fourth proportional to 45,390,968.36, 68,079,144 and 13,035,511.67 is: 19,551,168.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,390,968.36 : 68,079,144 = 13,035,511.67 : x
  2. Step 2: Convert to fraction form
    45,390,968.36/68,079,144 = 13,035,511.67/x
  3. Step 3: Cross multiply
    45,390,968.36x = 68,079,144 × 13,035,511.67
  4. Step 4: Simplify right side
    45,390,968.36x = 887,446,476,095,610.50
  5. Step 5: Solve for x
    x = 887,446,476,095,610.50/45,390,968.36
  6. Step 6: Final answer
    x = 19,551,168.62

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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.