Home / 21,672,457.60-32,507,649.60-7,294,115.20

Finding the Fourth Proportional to 21,672,457.60, 32,507,649.60 and 7,294,115.20

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Solution

The fourth proportional to 21,672,457.60, 32,507,649.60 and 7,294,115.20 is: 10,940,823.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,672,457.60 : 32,507,649.60 = 7,294,115.20 : x
  2. Step 2: Convert to fraction form
    21,672,457.60/32,507,649.60 = 7,294,115.20/x
  3. Step 3: Cross multiply
    21,672,457.60x = 32,507,649.60 × 7,294,115.20
  4. Step 4: Simplify right side
    21,672,457.60x = 237,114,541,063,633.94
  5. Step 5: Solve for x
    x = 237,114,541,063,633.94/21,672,457.60
  6. Step 6: Final answer
    x = 10,940,823.85

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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.