Finding the Fourth Proportional to 26,936,837.76, 40,411,227.12 and 7,766,098.68
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Solution
The fourth proportional to 26,936,837.76, 40,411,227.12 and 7,766,098.68 is: 11,650,869.36
Step by Step Solution
- Step 1: Write the proportion equation
26,936,837.76 : 40,411,227.12 = 7,766,098.68 : x - Step 2: Convert to fraction form
26,936,837.76/40,411,227.12 = 7,766,098.68/x - Step 3: Cross multiply
26,936,837.76x = 40,411,227.12 × 7,766,098.68 - Step 4: Simplify right side
26,936,837.76x = 313,837,577,593,812.19 - Step 5: Solve for x
x = 313,837,577,593,812.19/26,936,837.76 - Step 6: Final answer
x = 11,650,869.36
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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.