Finding the Fourth Proportional to 7,862,124.67, 10,849,809.36 and 4,377,511.96
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Solution
The fourth proportional to 7,862,124.67, 10,849,809.36 and 4,377,511.96 is: 6,041,009.55
Step by Step Solution
- Step 1: Write the proportion equation
7,862,124.67 : 10,849,809.36 = 4,377,511.96 : x - Step 2: Convert to fraction form
7,862,124.67/10,849,809.36 = 4,377,511.96/x - Step 3: Cross multiply
7,862,124.67x = 10,849,809.36 × 4,377,511.96 - Step 4: Simplify right side
7,862,124.67x = 47,495,170,226,411.09 - Step 5: Solve for x
x = 47,495,170,226,411.09/7,862,124.67 - Step 6: Final answer
x = 6,041,009.55
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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.