Finding the Fourth Proportional to 9,706,115.12, 14,559,177.53 and 3,316,430.12
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Solution
The fourth proportional to 9,706,115.12, 14,559,177.53 and 3,316,430.12 is: 4,974,646.83
Step by Step Solution
- Step 1: Write the proportion equation
9,706,115.12 : 14,559,177.53 = 3,316,430.12 : x - Step 2: Convert to fraction form
9,706,115.12/14,559,177.53 = 3,316,430.12/x - Step 3: Cross multiply
9,706,115.12x = 14,559,177.53 × 3,316,430.12 - Step 4: Simplify right side
9,706,115.12x = 48,284,494,818,414.40 - Step 5: Solve for x
x = 48,284,494,818,414.40/9,706,115.12 - Step 6: Final answer
x = 4,974,646.83
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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.