Finding the Third Proportional to 28,430,640 and 40,519,368
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Solution
The third proportional to 28,430,640 and 40,519,368 is: 57,748,231.60
Step by Step Solution
- Step 1: Write the proportion equation
28,430,640 : 40,519,368 = 40,519,368 : x - Step 2: Convert to fraction form
28,430,640/40,519,368 = 40,519,368/x - Step 3: Cross multiply
28,430,640x = 40,519,368 × 40,519,368 - Step 4: Simplify right side
28,430,640x = 1,641,819,183,119,424 - Step 5: Solve for x
x = 1,641,819,183,119,424/28,430,640 - Step 6: Final answer
x = 57,748,231.60
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These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.