Finding the Fourth Proportional to 48,869,386.08, 67,437,905.10 and 27,140,753.76
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Solution
The fourth proportional to 48,869,386.08, 67,437,905.10 and 27,140,753.76 is: 37,453,214.03
Step by Step Solution
- Step 1: Write the proportion equation
48,869,386.08 : 67,437,905.10 = 27,140,753.76 : x - Step 2: Convert to fraction form
48,869,386.08/67,437,905.10 = 27,140,753.76/x - Step 3: Cross multiply
48,869,386.08x = 67,437,905.10 × 27,140,753.76 - Step 4: Simplify right side
48,869,386.08x = 1,830,315,576,409,348 - Step 5: Solve for x
x = 1,830,315,576,409,348/48,869,386.08 - Step 6: Final answer
x = 37,453,214.03
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.