Home / 26,762,941.60-40,144,412.40-8,809,712.80

Finding the Fourth Proportional to 26,762,941.60, 40,144,412.40 and 8,809,712.80

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Solution

The fourth proportional to 26,762,941.60, 40,144,412.40 and 8,809,712.80 is: 13,214,569.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,762,941.60 : 40,144,412.40 = 8,809,712.80 : x
  2. Step 2: Convert to fraction form
    26,762,941.60/40,144,412.40 = 8,809,712.80/x
  3. Step 3: Cross multiply
    26,762,941.60x = 40,144,412.40 × 8,809,712.80
  4. Step 4: Simplify right side
    26,762,941.60x = 353,660,743,768,758.75
  5. Step 5: Solve for x
    x = 353,660,743,768,758.75/26,762,941.60
  6. Step 6: Final answer
    x = 13,214,569.20

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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.