Home / 74,963,942.43-112,448,402.82-25,779,313.23

Finding the Fourth Proportional to 74,963,942.43, 112,448,402.82 and 25,779,313.23

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Solution

The fourth proportional to 74,963,942.43, 112,448,402.82 and 25,779,313.23 is: 38,669,825.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,963,942.43 : 112,448,402.82 = 25,779,313.23 : x
  2. Step 2: Convert to fraction form
    74,963,942.43/112,448,402.82 = 25,779,313.23/x
  3. Step 3: Cross multiply
    74,963,942.43x = 112,448,402.82 × 25,779,313.23
  4. Step 4: Simplify right side
    74,963,942.43x = 2,898,842,598,509,995
  5. Step 5: Solve for x
    x = 2,898,842,598,509,995/74,963,942.43
  6. Step 6: Final answer
    x = 38,669,825.85

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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.