Finding the Fourth Proportional to 31,702,887.44, 47,539,342.68 and 12,281,210.02
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Solution
The fourth proportional to 31,702,887.44, 47,539,342.68 and 12,281,210.02 is: 18,416,008.72
Step by Step Solution
- Step 1: Write the proportion equation
31,702,887.44 : 47,539,342.68 = 12,281,210.02 : x - Step 2: Convert to fraction form
31,702,887.44/47,539,342.68 = 12,281,210.02/x - Step 3: Cross multiply
31,702,887.44x = 47,539,342.68 × 12,281,210.02 - Step 4: Simplify right side
31,702,887.44x = 583,840,651,665,829.62 - Step 5: Solve for x
x = 583,840,651,665,829.62/31,702,887.44 - Step 6: Final answer
x = 18,416,008.72
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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.