Finding the Fourth Proportional to 9,777,830.36, 13,495,886.16 and 6,681,607
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Solution
The fourth proportional to 9,777,830.36, 13,495,886.16 and 6,681,607 is: 9,222,312.53
Step by Step Solution
- Step 1: Write the proportion equation
9,777,830.36 : 13,495,886.16 = 6,681,607 : x - Step 2: Convert to fraction form
9,777,830.36/13,495,886.16 = 6,681,607/x - Step 3: Cross multiply
9,777,830.36x = 13,495,886.16 × 6,681,607 - Step 4: Simplify right side
9,777,830.36x = 90,174,207,437,859.12 - Step 5: Solve for x
x = 90,174,207,437,859.12/9,777,830.36 - Step 6: Final answer
x = 9,222,312.53
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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.