Finding the Fourth Proportional to 49,876,619.94, 68,877,276.48 and 47,159,332.92
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Solution
The fourth proportional to 49,876,619.94, 68,877,276.48 and 47,159,332.92 is: 65,124,830.35
Step by Step Solution
- Step 1: Write the proportion equation
49,876,619.94 : 68,877,276.48 = 47,159,332.92 : x - Step 2: Convert to fraction form
49,876,619.94/68,877,276.48 = 47,159,332.92/x - Step 3: Cross multiply
49,876,619.94x = 68,877,276.48 × 47,159,332.92 - Step 4: Simplify right side
49,876,619.94x = 3,248,206,412,143,206 - Step 5: Solve for x
x = 3,248,206,412,143,206/49,876,619.94 - Step 6: Final answer
x = 65,124,830.35
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.