Home / 21,882,099.60-32,829,216.60-9,108,621.20

Finding the Fourth Proportional to 21,882,099.60, 32,829,216.60 and 9,108,621.20

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Solution

The fourth proportional to 21,882,099.60, 32,829,216.60 and 9,108,621.20 is: 13,665,457.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,882,099.60 : 32,829,216.60 = 9,108,621.20 : x
  2. Step 2: Convert to fraction form
    21,882,099.60/32,829,216.60 = 9,108,621.20/x
  3. Step 3: Cross multiply
    21,882,099.60x = 32,829,216.60 × 9,108,621.20
  4. Step 4: Simplify right side
    21,882,099.60x = 299,028,898,302,151.94
  5. Step 5: Solve for x
    x = 299,028,898,302,151.94/21,882,099.60
  6. Step 6: Final answer
    x = 13,665,457.33

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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.