Finding the Fourth Proportional to 42,360,114.24, 63,529,673.76 and 12,068,239.68
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Solution
The fourth proportional to 42,360,114.24, 63,529,673.76 and 12,068,239.68 is: 18,099,368.79
Step by Step Solution
- Step 1: Write the proportion equation
42,360,114.24 : 63,529,673.76 = 12,068,239.68 : x - Step 2: Convert to fraction form
42,360,114.24/63,529,673.76 = 12,068,239.68/x - Step 3: Cross multiply
42,360,114.24x = 63,529,673.76 × 12,068,239.68 - Step 4: Simplify right side
42,360,114.24x = 766,691,329,727,886.75 - Step 5: Solve for x
x = 766,691,329,727,886.75/42,360,114.24 - Step 6: Final answer
x = 18,099,368.79
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.