Home / 20,460,027.40-30,706,629.90-19,796,475.40

Finding the Fourth Proportional to 20,460,027.40, 30,706,629.90 and 19,796,475.40

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Solution

The fourth proportional to 20,460,027.40, 30,706,629.90 and 19,796,475.40 is: 29,710,763.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,460,027.40 : 30,706,629.90 = 19,796,475.40 : x
  2. Step 2: Convert to fraction form
    20,460,027.40/30,706,629.90 = 19,796,475.40/x
  3. Step 3: Cross multiply
    20,460,027.40x = 30,706,629.90 × 19,796,475.40
  4. Step 4: Simplify right side
    20,460,027.40x = 607,883,043,432,254.38
  5. Step 5: Solve for x
    x = 607,883,043,432,254.38/20,460,027.40
  6. Step 6: Final answer
    x = 29,710,763.90

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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.