Home / 14,064,407.88-21,097,428.54-5,428,557.24

Finding the Fourth Proportional to 14,064,407.88, 21,097,428.54 and 5,428,557.24

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Solution

The fourth proportional to 14,064,407.88, 21,097,428.54 and 5,428,557.24 is: 8,143,151.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,064,407.88 : 21,097,428.54 = 5,428,557.24 : x
  2. Step 2: Convert to fraction form
    14,064,407.88/21,097,428.54 = 5,428,557.24/x
  3. Step 3: Cross multiply
    14,064,407.88x = 21,097,428.54 × 5,428,557.24
  4. Step 4: Simplify right side
    14,064,407.88x = 114,528,598,446,199.62
  5. Step 5: Solve for x
    x = 114,528,598,446,199.62/14,064,407.88
  6. Step 6: Final answer
    x = 8,143,151.10

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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.