Finding the Fourth Proportional to 39,163,918.84, 58,725,604.14 and 17,579,934.70
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Solution
The fourth proportional to 39,163,918.84, 58,725,604.14 and 17,579,934.70 is: 26,360,801.38
Step by Step Solution
- Step 1: Write the proportion equation
39,163,918.84 : 58,725,604.14 = 17,579,934.70 : x - Step 2: Convert to fraction form
39,163,918.84/58,725,604.14 = 17,579,934.70/x - Step 3: Cross multiply
39,163,918.84x = 58,725,604.14 × 17,579,934.70 - Step 4: Simplify right side
39,163,918.84x = 1,032,392,285,999,249.62 - Step 5: Solve for x
x = 1,032,392,285,999,249.62/39,163,918.84 - Step 6: Final answer
x = 26,360,801.38
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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.