Finding the Fourth Proportional to 10,369,817.95, 15,554,726.93 and 9,706,265.95
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Solution
The fourth proportional to 10,369,817.95, 15,554,726.93 and 9,706,265.95 is: 14,559,398.93
Step by Step Solution
- Step 1: Write the proportion equation
10,369,817.95 : 15,554,726.93 = 9,706,265.95 : x - Step 2: Convert to fraction form
10,369,817.95/15,554,726.93 = 9,706,265.95/x - Step 3: Cross multiply
10,369,817.95x = 15,554,726.93 × 9,706,265.95 - Step 4: Simplify right side
10,369,817.95x = 150,978,316,362,207.03 - Step 5: Solve for x
x = 150,978,316,362,207.03/10,369,817.95 - Step 6: Final answer
x = 14,559,398.93
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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.