Finding the Fourth Proportional to 26,643,812.88, 36,769,352.04 and 16,328,542.80
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Solution
The fourth proportional to 26,643,812.88, 36,769,352.04 and 16,328,542.80 is: 22,533,934.66
Step by Step Solution
- Step 1: Write the proportion equation
26,643,812.88 : 36,769,352.04 = 16,328,542.80 : x - Step 2: Convert to fraction form
26,643,812.88/36,769,352.04 = 16,328,542.80/x - Step 3: Cross multiply
26,643,812.88x = 36,769,352.04 × 16,328,542.80 - Step 4: Simplify right side
26,643,812.88x = 600,389,938,513,407.38 - Step 5: Solve for x
x = 600,389,938,513,407.38/26,643,812.88 - Step 6: Final answer
x = 22,533,934.66
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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.