Finding the Fourth Proportional to 66,828,974.24, 92,218,350.48 and 37,060,476.32
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Solution
The fourth proportional to 66,828,974.24, 92,218,350.48 and 37,060,476.32 is: 51,140,332.96
Step by Step Solution
- Step 1: Write the proportion equation
66,828,974.24 : 92,218,350.48 = 37,060,476.32 : x - Step 2: Convert to fraction form
66,828,974.24/92,218,350.48 = 37,060,476.32/x - Step 3: Cross multiply
66,828,974.24x = 92,218,350.48 × 37,060,476.32 - Step 4: Simplify right side
66,828,974.24x = 3,417,655,994,233,501 - Step 5: Solve for x
x = 3,417,655,994,233,501/66,828,974.24 - Step 6: Final answer
x = 51,140,332.96
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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.