Finding the Fourth Proportional to 11,423,129.53, 15,763,826.88 and 6,196,124.70
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Solution
The fourth proportional to 11,423,129.53, 15,763,826.88 and 6,196,124.70 is: 8,550,602.25
Step by Step Solution
- Step 1: Write the proportion equation
11,423,129.53 : 15,763,826.88 = 6,196,124.70 : x - Step 2: Convert to fraction form
11,423,129.53/15,763,826.88 = 6,196,124.70/x - Step 3: Cross multiply
11,423,129.53x = 15,763,826.88 × 6,196,124.70 - Step 4: Simplify right side
11,423,129.53x = 97,674,637,097,691.94 - Step 5: Solve for x
x = 97,674,637,097,691.94/11,423,129.53 - Step 6: Final answer
x = 8,550,602.25
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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.