Finding the Third Proportional to 7,689,727 and 18,152,324
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Solution
The third proportional to 7,689,727 and 18,152,324 is: 42,850,268.49
Step by Step Solution
- Step 1: Write the proportion equation
7,689,727 : 18,152,324 = 18,152,324 : x - Step 2: Convert to fraction form
7,689,727/18,152,324 = 18,152,324/x - Step 3: Cross multiply
7,689,727x = 18,152,324 × 18,152,324 - Step 4: Simplify right side
7,689,727x = 329,506,866,600,976 - Step 5: Solve for x
x = 329,506,866,600,976/7,689,727 - Step 6: Final answer
x = 42,850,268.49
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Why These Related Problems?
These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.