Finding the Fourth Proportional to 48,685,515.60, 73,041,926.18 and 19,559,807.05
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Solution
The fourth proportional to 48,685,515.60, 73,041,926.18 and 19,559,807.05 is: 29,345,195.69
Step by Step Solution
- Step 1: Write the proportion equation
48,685,515.60 : 73,041,926.18 = 19,559,807.05 : x - Step 2: Convert to fraction form
48,685,515.60/73,041,926.18 = 19,559,807.05/x - Step 3: Cross multiply
48,685,515.60x = 73,041,926.18 × 19,559,807.05 - Step 4: Simplify right side
48,685,515.60x = 1,428,685,982,497,693.25 - Step 5: Solve for x
x = 1,428,685,982,497,693.25/48,685,515.60 - Step 6: Final answer
x = 29,345,195.69
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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.