Finding the Fourth Proportional to 9,860,106.24, 13,606,853.04 and 5,509,941.84
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Solution
The fourth proportional to 9,860,106.24, 13,606,853.04 and 5,509,941.84 is: 7,603,667.45
Step by Step Solution
- Step 1: Write the proportion equation
9,860,106.24 : 13,606,853.04 = 5,509,941.84 : x - Step 2: Convert to fraction form
9,860,106.24/13,606,853.04 = 5,509,941.84/x - Step 3: Cross multiply
9,860,106.24x = 13,606,853.04 × 5,509,941.84 - Step 4: Simplify right side
9,860,106.24x = 74,972,968,875,827.19 - Step 5: Solve for x
x = 74,972,968,875,827.19/9,860,106.24 - Step 6: Final answer
x = 7,603,667.45
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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.