Finding the Fourth Proportional to 46,513,399.16, 69,764,774.99 and 12,437,402.24
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Solution
The fourth proportional to 46,513,399.16, 69,764,774.99 and 12,437,402.24 is: 18,654,679.82
Step by Step Solution
- Step 1: Write the proportion equation
46,513,399.16 : 69,764,774.99 = 12,437,402.24 : x - Step 2: Convert to fraction form
46,513,399.16/69,764,774.99 = 12,437,402.24/x - Step 3: Cross multiply
46,513,399.16x = 69,764,774.99 × 12,437,402.24 - Step 4: Simplify right side
46,513,399.16x = 867,692,568,845,946.88 - Step 5: Solve for x
x = 867,692,568,845,946.88/46,513,399.16 - Step 6: Final answer
x = 18,654,679.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.