Finding the Fourth Proportional to 13,134,393.23, 19,684,500.98 and 5,344,228.99
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Solution
The fourth proportional to 13,134,393.23, 19,684,500.98 and 5,344,228.99 is: 8,009,390.22
Step by Step Solution
- Step 1: Write the proportion equation
13,134,393.23 : 19,684,500.98 = 5,344,228.99 : x - Step 2: Convert to fraction form
13,134,393.23/19,684,500.98 = 5,344,228.99/x - Step 3: Cross multiply
13,134,393.23x = 19,684,500.98 × 5,344,228.99 - Step 4: Simplify right side
13,134,393.23x = 105,198,480,708,219.86 - Step 5: Solve for x
x = 105,198,480,708,219.86/13,134,393.23 - Step 6: Final answer
x = 8,009,390.22
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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.