Home / 52,117,495.67-71,922,228.75-28,912,623.36

Finding the Fourth Proportional to 52,117,495.67, 71,922,228.75 and 28,912,623.36

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Solution

The fourth proportional to 52,117,495.67, 71,922,228.75 and 28,912,623.36 is: 39,899,467.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,117,495.67 : 71,922,228.75 = 28,912,623.36 : x
  2. Step 2: Convert to fraction form
    52,117,495.67/71,922,228.75 = 28,912,623.36/x
  3. Step 3: Cross multiply
    52,117,495.67x = 71,922,228.75 × 28,912,623.36
  4. Step 4: Simplify right side
    52,117,495.67x = 2,079,460,311,060,513.50
  5. Step 5: Solve for x
    x = 2,079,460,311,060,513.50/52,117,495.67
  6. Step 6: Final answer
    x = 39,899,467.24

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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.