Finding the Fourth Proportional to 39,459,128.49, 58,772,607.29 and 37,688,683.04
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Solution
The fourth proportional to 39,459,128.49, 58,772,607.29 and 37,688,683.04 is: 56,135,607.97
Step by Step Solution
- Step 1: Write the proportion equation
39,459,128.49 : 58,772,607.29 = 37,688,683.04 : x - Step 2: Convert to fraction form
39,459,128.49/58,772,607.29 = 37,688,683.04/x - Step 3: Cross multiply
39,459,128.49x = 58,772,607.29 × 37,688,683.04 - Step 4: Simplify right side
39,459,128.49x = 2,215,062,167,587,203.25 - Step 5: Solve for x
x = 2,215,062,167,587,203.25/39,459,128.49 - Step 6: Final answer
x = 56,135,607.97
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.