Finding the Fourth Proportional to 61,259,598.97, 91,833,781.41 and 30,563,566.81
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Solution
The fourth proportional to 61,259,598.97, 91,833,781.41 and 30,563,566.81 is: 45,817,601.82
Step by Step Solution
- Step 1: Write the proportion equation
61,259,598.97 : 91,833,781.41 = 30,563,566.81 : x - Step 2: Convert to fraction form
61,259,598.97/91,833,781.41 = 30,563,566.81/x - Step 3: Cross multiply
61,259,598.97x = 91,833,781.41 × 30,563,566.81 - Step 4: Simplify right side
61,259,598.97x = 2,806,767,913,539,471 - Step 5: Solve for x
x = 2,806,767,913,539,471/61,259,598.97 - Step 6: Final answer
x = 45,817,601.82
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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.