Finding the Fourth Proportional to 11,459,655.93, 15,814,624.41 and 6,303,152.82
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Solution
The fourth proportional to 11,459,655.93, 15,814,624.41 and 6,303,152.82 is: 8,698,515.48
Step by Step Solution
- Step 1: Write the proportion equation
11,459,655.93 : 15,814,624.41 = 6,303,152.82 : x - Step 2: Convert to fraction form
11,459,655.93/15,814,624.41 = 6,303,152.82/x - Step 3: Cross multiply
11,459,655.93x = 15,814,624.41 × 6,303,152.82 - Step 4: Simplify right side
11,459,655.93x = 99,681,994,447,132.34 - Step 5: Solve for x
x = 99,681,994,447,132.34/11,459,655.93 - Step 6: Final answer
x = 8,698,515.48
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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.