Finding the Fourth Proportional to 57,791,746.68, 86,678,392.29 and 16,841,607.15
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Solution
The fourth proportional to 57,791,746.68, 86,678,392.29 and 16,841,607.15 is: 25,259,721.59
Step by Step Solution
- Step 1: Write the proportion equation
57,791,746.68 : 86,678,392.29 = 16,841,607.15 : x - Step 2: Convert to fraction form
57,791,746.68/86,678,392.29 = 16,841,607.15/x - Step 3: Cross multiply
57,791,746.68x = 86,678,392.29 × 16,841,607.15 - Step 4: Simplify right side
57,791,746.68x = 1,459,803,431,341,768.75 - Step 5: Solve for x
x = 1,459,803,431,341,768.75/57,791,746.68 - Step 6: Final answer
x = 25,259,721.59
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.