Finding the Fourth Proportional to 7,733,148.64, 10,671,751.68 and 4,248,494.15
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Solution
The fourth proportional to 7,733,148.64, 10,671,751.68 and 4,248,494.15 is: 5,862,925.52
Step by Step Solution
- Step 1: Write the proportion equation
7,733,148.64 : 10,671,751.68 = 4,248,494.15 : x - Step 2: Convert to fraction form
7,733,148.64/10,671,751.68 = 4,248,494.15/x - Step 3: Cross multiply
7,733,148.64x = 10,671,751.68 × 4,248,494.15 - Step 4: Simplify right side
7,733,148.64x = 45,338,874,513,442.05 - Step 5: Solve for x
x = 45,338,874,513,442.05/7,733,148.64 - Step 6: Final answer
x = 5,862,925.52
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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.