Finding the Fourth Proportional to 10,478,498.46, 14,460,303.51 and 5,894,818.62
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Solution
The fourth proportional to 10,478,498.46, 14,460,303.51 and 5,894,818.62 is: 8,134,835.99
Step by Step Solution
- Step 1: Write the proportion equation
10,478,498.46 : 14,460,303.51 = 5,894,818.62 : x - Step 2: Convert to fraction form
10,478,498.46/14,460,303.51 = 5,894,818.62/x - Step 3: Cross multiply
10,478,498.46x = 14,460,303.51 × 5,894,818.62 - Step 4: Simplify right side
10,478,498.46x = 85,240,866,381,599.36 - Step 5: Solve for x
x = 85,240,866,381,599.36/10,478,498.46 - Step 6: Final answer
x = 8,134,835.99
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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.