Finding the Fourth Proportional to 49,804,624.32, 68,730,753.06 and 27,779,551.44
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Solution
The fourth proportional to 49,804,624.32, 68,730,753.06 and 27,779,551.44 is: 38,335,988.20
Step by Step Solution
- Step 1: Write the proportion equation
49,804,624.32 : 68,730,753.06 = 27,779,551.44 : x - Step 2: Convert to fraction form
49,804,624.32/68,730,753.06 = 27,779,551.44/x - Step 3: Cross multiply
49,804,624.32x = 68,730,753.06 × 27,779,551.44 - Step 4: Simplify right side
49,804,624.32x = 1,909,309,490,140,207.50 - Step 5: Solve for x
x = 1,909,309,490,140,207.50/49,804,624.32 - Step 6: Final answer
x = 38,335,988.20
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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.