Finding the Fourth Proportional to 46,579,811.79, 64,280,403.78 and 27,012,318.21
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Solution
The fourth proportional to 46,579,811.79, 64,280,403.78 and 27,012,318.21 is: 37,277,151.94
Step by Step Solution
- Step 1: Write the proportion equation
46,579,811.79 : 64,280,403.78 = 27,012,318.21 : x - Step 2: Convert to fraction form
46,579,811.79/64,280,403.78 = 27,012,318.21/x - Step 3: Cross multiply
46,579,811.79x = 64,280,403.78 × 27,012,318.21 - Step 4: Simplify right side
46,579,811.79x = 1,736,362,721,572,647 - Step 5: Solve for x
x = 1,736,362,721,572,647/46,579,811.79 - Step 6: Final answer
x = 37,277,151.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.