Home / 34,831,400.70-48,064,490.06-20,507,563.12

Finding the Fourth Proportional to 34,831,400.70, 48,064,490.06 and 20,507,563.12

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Solution

The fourth proportional to 34,831,400.70, 48,064,490.06 and 20,507,563.12 is: 28,298,763.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,831,400.70 : 48,064,490.06 = 20,507,563.12 : x
  2. Step 2: Convert to fraction form
    34,831,400.70/48,064,490.06 = 20,507,563.12/x
  3. Step 3: Cross multiply
    34,831,400.70x = 48,064,490.06 × 20,507,563.12
  4. Step 4: Simplify right side
    34,831,400.70x = 985,685,563,569,285.88
  5. Step 5: Solve for x
    x = 985,685,563,569,285.88/34,831,400.70
  6. Step 6: Final answer
    x = 28,298,763.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.