Finding the Fourth Proportional to 64,970,152.65, 97,461,241.38 and 21,251,158.74
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Solution
The fourth proportional to 64,970,152.65, 97,461,241.38 and 21,251,158.74 is: 31,878,704.71
Step by Step Solution
- Step 1: Write the proportion equation
64,970,152.65 : 97,461,241.38 = 21,251,158.74 : x - Step 2: Convert to fraction form
64,970,152.65/97,461,241.38 = 21,251,158.74/x - Step 3: Cross multiply
64,970,152.65x = 97,461,241.38 × 21,251,158.74 - Step 4: Simplify right side
64,970,152.65x = 2,071,164,311,563,836.50 - Step 5: Solve for x
x = 2,071,164,311,563,836.50/64,970,152.65 - Step 6: Final answer
x = 31,878,704.71
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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.