Finding the Fourth Proportional to 14,106,875.67, 19,467,701.73 and 7,913,295.32
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Solution
The fourth proportional to 14,106,875.67, 19,467,701.73 and 7,913,295.32 is: 10,920,467.19
Step by Step Solution
- Step 1: Write the proportion equation
14,106,875.67 : 19,467,701.73 = 7,913,295.32 : x - Step 2: Convert to fraction form
14,106,875.67/19,467,701.73 = 7,913,295.32/x - Step 3: Cross multiply
14,106,875.67x = 19,467,701.73 × 7,913,295.32 - Step 4: Simplify right side
14,106,875.67x = 154,053,672,893,826.41 - Step 5: Solve for x
x = 154,053,672,893,826.41/14,106,875.67 - Step 6: Final answer
x = 10,920,467.19
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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.