Home / 21,708,008.40-32,562,012.60-11,504,341.20

Finding the Fourth Proportional to 21,708,008.40, 32,562,012.60 and 11,504,341.20

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Solution

The fourth proportional to 21,708,008.40, 32,562,012.60 and 11,504,341.20 is: 17,256,511.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,708,008.40 : 32,562,012.60 = 11,504,341.20 : x
  2. Step 2: Convert to fraction form
    21,708,008.40/32,562,012.60 = 11,504,341.20/x
  3. Step 3: Cross multiply
    21,708,008.40x = 32,562,012.60 × 11,504,341.20
  4. Step 4: Simplify right side
    21,708,008.40x = 374,604,503,109,099.12
  5. Step 5: Solve for x
    x = 374,604,503,109,099.12/21,708,008.40
  6. Step 6: Final answer
    x = 17,256,511.80

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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.