Finding the Fourth Proportional to 8,464,423.74, 11,680,973.40 and 4,596,972.59
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Solution
The fourth proportional to 8,464,423.74, 11,680,973.40 and 4,596,972.59 is: 6,343,859.44
Step by Step Solution
- Step 1: Write the proportion equation
8,464,423.74 : 11,680,973.40 = 4,596,972.59 : x - Step 2: Convert to fraction form
8,464,423.74/11,680,973.40 = 4,596,972.59/x - Step 3: Cross multiply
8,464,423.74x = 11,680,973.40 × 4,596,972.59 - Step 4: Simplify right side
8,464,423.74x = 53,697,114,485,914.24 - Step 5: Solve for x
x = 53,697,114,485,914.24/8,464,423.74 - Step 6: Final answer
x = 6,343,859.44
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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.