Finding the Fourth Proportional to 29,640,641.42, 40,903,206.62 and 16,410,407.97
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Solution
The fourth proportional to 29,640,641.42, 40,903,206.62 and 16,410,407.97 is: 22,645,876.60
Step by Step Solution
- Step 1: Write the proportion equation
29,640,641.42 : 40,903,206.62 = 16,410,407.97 : x - Step 2: Convert to fraction form
29,640,641.42/40,903,206.62 = 16,410,407.97/x - Step 3: Cross multiply
29,640,641.42x = 40,903,206.62 × 16,410,407.97 - Step 4: Simplify right side
29,640,641.42x = 671,238,307,915,404.75 - Step 5: Solve for x
x = 671,238,307,915,404.75/29,640,641.42 - Step 6: Final answer
x = 22,645,876.60
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.