Finding the Fourth Proportional to 10,464,567.30, 15,696,850.95 and 9,876,701.70
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Solution
The fourth proportional to 10,464,567.30, 15,696,850.95 and 9,876,701.70 is: 14,815,052.55
Step by Step Solution
- Step 1: Write the proportion equation
10,464,567.30 : 15,696,850.95 = 9,876,701.70 : x - Step 2: Convert to fraction form
10,464,567.30/15,696,850.95 = 9,876,701.70/x - Step 3: Cross multiply
10,464,567.30x = 15,696,850.95 × 9,876,701.70 - Step 4: Simplify right side
10,464,567.30x = 155,033,114,462,511.59 - Step 5: Solve for x
x = 155,033,114,462,511.59/10,464,567.30 - Step 6: Final answer
x = 14,815,052.55
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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.