Finding the Fourth Proportional to 55,137,368.74, 82,715,037.12 and 16,279,748.70
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Solution
The fourth proportional to 55,137,368.74, 82,715,037.12 and 16,279,748.70 is: 24,422,275.65
Step by Step Solution
- Step 1: Write the proportion equation
55,137,368.74 : 82,715,037.12 = 16,279,748.70 : x - Step 2: Convert to fraction form
55,137,368.74/82,715,037.12 = 16,279,748.70/x - Step 3: Cross multiply
55,137,368.74x = 82,715,037.12 × 16,279,748.70 - Step 4: Simplify right side
55,137,368.74x = 1,346,580,018,225,641 - Step 5: Solve for x
x = 1,346,580,018,225,641/55,137,368.74 - Step 6: Final answer
x = 24,422,275.65
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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.