Finding the Fourth Proportional to 64,331,391.30, 88,778,005.73 and 34,962,725.99
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Solution
The fourth proportional to 64,331,391.30, 88,778,005.73 and 34,962,725.99 is: 48,248,934.54
Step by Step Solution
- Step 1: Write the proportion equation
64,331,391.30 : 88,778,005.73 = 34,962,725.99 : x - Step 2: Convert to fraction form
64,331,391.30/88,778,005.73 = 34,962,725.99/x - Step 3: Cross multiply
64,331,391.30x = 88,778,005.73 × 34,962,725.99 - Step 4: Simplify right side
64,331,391.30x = 3,103,921,087,657,936 - Step 5: Solve for x
x = 3,103,921,087,657,936/64,331,391.30 - Step 6: Final answer
x = 48,248,934.54
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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.