Finding the Fourth Proportional to 29,164,574.92, 43,708,811.82 and 21,104,699.08
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Solution
The fourth proportional to 29,164,574.92, 43,708,811.82 and 21,104,699.08 is: 31,629,513.65
Step by Step Solution
- Step 1: Write the proportion equation
29,164,574.92 : 43,708,811.82 = 21,104,699.08 : x - Step 2: Convert to fraction form
29,164,574.92/43,708,811.82 = 21,104,699.08/x - Step 3: Cross multiply
29,164,574.92x = 43,708,811.82 × 21,104,699.08 - Step 4: Simplify right side
29,164,574.92x = 922,461,320,605,447 - Step 5: Solve for x
x = 922,461,320,605,447/29,164,574.92 - Step 6: Final answer
x = 31,629,513.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.