Finding the Fourth Proportional to 23,193,860.70, 32,006,650.87 and 12,881,248.09
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Solution
The fourth proportional to 23,193,860.70, 32,006,650.87 and 12,881,248.09 is: 17,775,635.36
Step by Step Solution
- Step 1: Write the proportion equation
23,193,860.70 : 32,006,650.87 = 12,881,248.09 : x - Step 2: Convert to fraction form
23,193,860.70/32,006,650.87 = 12,881,248.09/x - Step 3: Cross multiply
23,193,860.70x = 32,006,650.87 × 12,881,248.09 - Step 4: Simplify right side
23,193,860.70x = 412,285,610,386,484.38 - Step 5: Solve for x
x = 412,285,610,386,484.38/23,193,860.70 - Step 6: Final answer
x = 17,775,635.36
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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.