Finding the Fourth Proportional to 10,480,105.16, 15,721,633.97 and 3,655,683.06
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Solution
The fourth proportional to 10,480,105.16, 15,721,633.97 and 3,655,683.06 is: 5,484,039.54
Step by Step Solution
- Step 1: Write the proportion equation
10,480,105.16 : 15,721,633.97 = 3,655,683.06 : x - Step 2: Convert to fraction form
10,480,105.16/15,721,633.97 = 3,655,683.06/x - Step 3: Cross multiply
10,480,105.16x = 15,721,633.97 × 3,655,683.06 - Step 4: Simplify right side
10,480,105.16x = 57,473,311,059,058.54 - Step 5: Solve for x
x = 57,473,311,059,058.54/10,480,105.16 - Step 6: Final answer
x = 5,484,039.54
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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.