Home / 75,816,736.63-104,618,105.22-42,775,059.49

Finding the Fourth Proportional to 75,816,736.63, 104,618,105.22 and 42,775,059.49

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Solution

The fourth proportional to 75,816,736.63, 104,618,105.22 and 42,775,059.49 is: 59,024,509.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,816,736.63 : 104,618,105.22 = 42,775,059.49 : x
  2. Step 2: Convert to fraction form
    75,816,736.63/104,618,105.22 = 42,775,059.49/x
  3. Step 3: Cross multiply
    75,816,736.63x = 104,618,105.22 × 42,775,059.49
  4. Step 4: Simplify right side
    75,816,736.63x = 4,475,045,674,516,579.50
  5. Step 5: Solve for x
    x = 4,475,045,674,516,579.50/75,816,736.63
  6. Step 6: Final answer
    x = 59,024,509.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.