Finding the Fourth Proportional to 54,188,055.68, 74,779,555.84 and 29,408,236.12
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Solution
The fourth proportional to 54,188,055.68, 74,779,555.84 and 29,408,236.12 is: 40,583,387.01
Step by Step Solution
- Step 1: Write the proportion equation
54,188,055.68 : 74,779,555.84 = 29,408,236.12 : x - Step 2: Convert to fraction form
54,188,055.68/74,779,555.84 = 29,408,236.12/x - Step 3: Cross multiply
54,188,055.68x = 74,779,555.84 × 29,408,236.12 - Step 4: Simplify right side
54,188,055.68x = 2,199,134,834,717,547.25 - Step 5: Solve for x
x = 2,199,134,834,717,547.25/54,188,055.68 - Step 6: Final answer
x = 40,583,387.01
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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.