Finding the Fourth Proportional to 26,748,214.67, 40,122,691.06 and 7,578,953.27
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Solution
The fourth proportional to 26,748,214.67, 40,122,691.06 and 7,578,953.27 is: 11,368,534.48
Step by Step Solution
- Step 1: Write the proportion equation
26,748,214.67 : 40,122,691.06 = 7,578,953.27 : x - Step 2: Convert to fraction form
26,748,214.67/40,122,691.06 = 7,578,953.27/x - Step 3: Cross multiply
26,748,214.67x = 40,122,691.06 × 7,578,953.27 - Step 4: Simplify right side
26,748,214.67x = 304,088,000,572,492 - Step 5: Solve for x
x = 304,088,000,572,492/26,748,214.67 - Step 6: Final answer
x = 11,368,534.48
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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.