Finding the Fourth Proportional to 19,223,871.40, 26,528,845.62 and 10,403,316.28
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Solution
The fourth proportional to 19,223,871.40, 26,528,845.62 and 10,403,316.28 is: 14,356,524.02
Step by Step Solution
- Step 1: Write the proportion equation
19,223,871.40 : 26,528,845.62 = 10,403,316.28 : x - Step 2: Convert to fraction form
19,223,871.40/26,528,845.62 = 10,403,316.28/x - Step 3: Cross multiply
19,223,871.40x = 26,528,845.62 × 10,403,316.28 - Step 4: Simplify right side
19,223,871.40x = 275,987,971,528,152.69 - Step 5: Solve for x
x = 275,987,971,528,152.69/19,223,871.40 - Step 6: Final answer
x = 14,356,524.02
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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.