Finding the Fourth Proportional to 57,368,654.71, 86,069,803.74 and 18,506,328.10
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Solution
The fourth proportional to 57,368,654.71, 86,069,803.74 and 18,506,328.10 is: 27,764,918.59
Step by Step Solution
- Step 1: Write the proportion equation
57,368,654.71 : 86,069,803.74 = 18,506,328.10 : x - Step 2: Convert to fraction form
57,368,654.71/86,069,803.74 = 18,506,328.10/x - Step 3: Cross multiply
57,368,654.71x = 86,069,803.74 × 18,506,328.10 - Step 4: Simplify right side
57,368,654.71x = 1,592,836,027,515,047 - Step 5: Solve for x
x = 1,592,836,027,515,047/57,368,654.71 - Step 6: Final answer
x = 27,764,918.59
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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.