Finding the Fourth Proportional to 7,602,438.60, 11,403,774.54 and 2,553,792.84
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Solution
The fourth proportional to 7,602,438.60, 11,403,774.54 and 2,553,792.84 is: 3,830,728.44
Step by Step Solution
- Step 1: Write the proportion equation
7,602,438.60 : 11,403,774.54 = 2,553,792.84 : x - Step 2: Convert to fraction form
7,602,438.60/11,403,774.54 = 2,553,792.84/x - Step 3: Cross multiply
7,602,438.60x = 11,403,774.54 × 2,553,792.84 - Step 4: Simplify right side
7,602,438.60x = 29,122,877,769,226.29 - Step 5: Solve for x
x = 29,122,877,769,226.29/7,602,438.60 - Step 6: Final answer
x = 3,830,728.44
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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.