Finding the Fourth Proportional to 9,909,563.69, 14,854,302.35 and 6,715,012.79
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Solution
The fourth proportional to 9,909,563.69, 14,854,302.35 and 6,715,012.79 is: 10,065,713.63
Step by Step Solution
- Step 1: Write the proportion equation
9,909,563.69 : 14,854,302.35 = 6,715,012.79 : x - Step 2: Convert to fraction form
9,909,563.69/14,854,302.35 = 6,715,012.79/x - Step 3: Cross multiply
9,909,563.69x = 14,854,302.35 × 6,715,012.79 - Step 4: Simplify right side
9,909,563.69x = 99,746,830,295,519.06 - Step 5: Solve for x
x = 99,746,830,295,519.06/9,909,563.69 - Step 6: Final answer
x = 10,065,713.63
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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.