Finding the Fourth Proportional to 8,889,426.68, 13,334,140.02 and 6,649,938.68
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Solution
The fourth proportional to 8,889,426.68, 13,334,140.02 and 6,649,938.68 is: 9,974,908.02
Step by Step Solution
- Step 1: Write the proportion equation
8,889,426.68 : 13,334,140.02 = 6,649,938.68 : x - Step 2: Convert to fraction form
8,889,426.68/13,334,140.02 = 6,649,938.68/x - Step 3: Cross multiply
8,889,426.68x = 13,334,140.02 × 6,649,938.68 - Step 4: Simplify right side
8,889,426.68x = 88,671,213,416,863.27 - Step 5: Solve for x
x = 88,671,213,416,863.27/8,889,426.68 - Step 6: Final answer
x = 9,974,908.02
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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.