Finding the Fourth Proportional to 11,537,070.88, 15,919,389.27 and 6,641,346.97
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Solution
The fourth proportional to 11,537,070.88, 15,919,389.27 and 6,641,346.97 is: 9,164,040.75
Step by Step Solution
- Step 1: Write the proportion equation
11,537,070.88 : 15,919,389.27 = 6,641,346.97 : x - Step 2: Convert to fraction form
11,537,070.88/15,919,389.27 = 6,641,346.97/x - Step 3: Cross multiply
11,537,070.88x = 15,919,389.27 × 6,641,346.97 - Step 4: Simplify right side
11,537,070.88x = 105,726,187,692,565 - Step 5: Solve for x
x = 105,726,187,692,565/11,537,070.88 - Step 6: Final answer
x = 9,164,040.75
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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.