Finding the Fourth Proportional to 9,984,743.70, 13,776,567.70 and 6,886,276.62
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Solution
The fourth proportional to 9,984,743.70, 13,776,567.70 and 6,886,276.62 is: 9,501,421.26
Step by Step Solution
- Step 1: Write the proportion equation
9,984,743.70 : 13,776,567.70 = 6,886,276.62 : x - Step 2: Convert to fraction form
9,984,743.70/13,776,567.70 = 6,886,276.62/x - Step 3: Cross multiply
9,984,743.70x = 13,776,567.70 × 6,886,276.62 - Step 4: Simplify right side
9,984,743.70x = 94,869,256,056,357.17 - Step 5: Solve for x
x = 94,869,256,056,357.17/9,984,743.70 - Step 6: Final answer
x = 9,501,421.26
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.