Home / 39,975,300.96-55,166,094.27-21,640,586.46

Finding the Fourth Proportional to 39,975,300.96, 55,166,094.27 and 21,640,586.46

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Solution

The fourth proportional to 39,975,300.96, 55,166,094.27 and 21,640,586.46 is: 29,864,106.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,975,300.96 : 55,166,094.27 = 21,640,586.46 : x
  2. Step 2: Convert to fraction form
    39,975,300.96/55,166,094.27 = 21,640,586.46/x
  3. Step 3: Cross multiply
    39,975,300.96x = 55,166,094.27 × 21,640,586.46
  4. Step 4: Simplify right side
    39,975,300.96x = 1,193,826,632,710,445.75
  5. Step 5: Solve for x
    x = 1,193,826,632,710,445.75/39,975,300.96
  6. Step 6: Final answer
    x = 29,864,106.19

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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.