Finding the Fourth Proportional to 23,298,928.36, 34,953,437.32 and 8,921,996.78
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Solution
The fourth proportional to 23,298,928.36, 34,953,437.32 and 8,921,996.78 is: 13,384,926.99
Step by Step Solution
- Step 1: Write the proportion equation
23,298,928.36 : 34,953,437.32 = 8,921,996.78 : x - Step 2: Convert to fraction form
23,298,928.36/34,953,437.32 = 8,921,996.78/x - Step 3: Cross multiply
23,298,928.36x = 34,953,437.32 × 8,921,996.78 - Step 4: Simplify right side
23,298,928.36x = 311,854,455,021,899.69 - Step 5: Solve for x
x = 311,854,455,021,899.69/23,298,928.36 - Step 6: Final answer
x = 13,384,926.99
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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.