Finding the Fourth Proportional to 48,513,733.60, 72,602,638.80 and 44,482,655.20
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Solution
The fourth proportional to 48,513,733.60, 72,602,638.80 and 44,482,655.20 is: 66,569,977.38
Step by Step Solution
- Step 1: Write the proportion equation
48,513,733.60 : 72,602,638.80 = 44,482,655.20 : x - Step 2: Convert to fraction form
48,513,733.60/72,602,638.80 = 44,482,655.20/x - Step 3: Cross multiply
48,513,733.60x = 72,602,638.80 × 44,482,655.20 - Step 4: Simplify right side
48,513,733.60x = 3,229,558,148,350,542 - Step 5: Solve for x
x = 3,229,558,148,350,542/48,513,733.60 - Step 6: Final answer
x = 66,569,977.38
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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.