Finding the Fourth Proportional to 49,731,633.40, 74,607,539.10 and 15,645,051.40
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Solution
The fourth proportional to 49,731,633.40, 74,607,539.10 and 15,645,051.40 is: 23,470,750.99
Step by Step Solution
- Step 1: Write the proportion equation
49,731,633.40 : 74,607,539.10 = 15,645,051.40 : x - Step 2: Convert to fraction form
49,731,633.40/74,607,539.10 = 15,645,051.40/x - Step 3: Cross multiply
49,731,633.40x = 74,607,539.10 × 15,645,051.40 - Step 4: Simplify right side
49,731,633.40x = 1,167,238,784,047,009.75 - Step 5: Solve for x
x = 1,167,238,784,047,009.75/49,731,633.40 - Step 6: Final answer
x = 23,470,750.99
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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.