Home / 12,885,154.44-19,341,736.96-5,214,080.01

Finding the Fourth Proportional to 12,885,154.44, 19,341,736.96 and 5,214,080.01

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Solution

The fourth proportional to 12,885,154.44, 19,341,736.96 and 5,214,080.01 is: 7,826,787.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,885,154.44 : 19,341,736.96 = 5,214,080.01 : x
  2. Step 2: Convert to fraction form
    12,885,154.44/19,341,736.96 = 5,214,080.01/x
  3. Step 3: Cross multiply
    12,885,154.44x = 19,341,736.96 × 5,214,080.01
  4. Step 4: Simplify right side
    12,885,154.44x = 100,849,364,041,814.17
  5. Step 5: Solve for x
    x = 100,849,364,041,814.17/12,885,154.44
  6. Step 6: Final answer
    x = 7,826,787.37

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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.