Finding the Fourth Proportional to 8,881,632.99, 13,327,763.91 and 8,158,873.23
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Solution
The fourth proportional to 8,881,632.99, 13,327,763.91 and 8,158,873.23 is: 12,243,191.79
Step by Step Solution
- Step 1: Write the proportion equation
8,881,632.99 : 13,327,763.91 = 8,158,873.23 : x - Step 2: Convert to fraction form
8,881,632.99/13,327,763.91 = 8,158,873.23/x - Step 3: Cross multiply
8,881,632.99x = 13,327,763.91 × 8,158,873.23 - Step 4: Simplify right side
8,881,632.99x = 108,739,536,140,264.77 - Step 5: Solve for x
x = 108,739,536,140,264.77/8,881,632.99 - Step 6: Final answer
x = 12,243,191.79
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.