Home / 19,581,946.41-29,362,782.57-8,789,954.34

Finding the Fourth Proportional to 19,581,946.41, 29,362,782.57 and 8,789,954.34

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Solution

The fourth proportional to 19,581,946.41, 29,362,782.57 and 8,789,954.34 is: 13,180,381.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,581,946.41 : 29,362,782.57 = 8,789,954.34 : x
  2. Step 2: Convert to fraction form
    19,581,946.41/29,362,782.57 = 8,789,954.34/x
  3. Step 3: Cross multiply
    19,581,946.41x = 29,362,782.57 × 8,789,954.34
  4. Step 4: Simplify right side
    19,581,946.41x = 258,097,518,085,647.84
  5. Step 5: Solve for x
    x = 258,097,518,085,647.84/19,581,946.41
  6. Step 6: Final answer
    x = 13,180,381.19

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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.