Finding the Fourth Proportional to 10,032,832.71, 13,851,045.50 and 6,605,038.26
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Solution
The fourth proportional to 10,032,832.71, 13,851,045.50 and 6,605,038.26 is: 9,118,729.28
Step by Step Solution
- Step 1: Write the proportion equation
10,032,832.71 : 13,851,045.50 = 6,605,038.26 : x - Step 2: Convert to fraction form
10,032,832.71/13,851,045.50 = 6,605,038.26/x - Step 3: Cross multiply
10,032,832.71x = 13,851,045.50 × 6,605,038.26 - Step 4: Simplify right side
10,032,832.71x = 91,486,685,435,475.62 - Step 5: Solve for x
x = 91,486,685,435,475.62/10,032,832.71 - Step 6: Final answer
x = 9,118,729.28
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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.