Finding the Fourth Proportional to 34,319,553, 47,349,459.47 and 19,432,842.21
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Solution
The fourth proportional to 34,319,553, 47,349,459.47 and 19,432,842.21 is: 26,810,797.17
Step by Step Solution
- Step 1: Write the proportion equation
34,319,553 : 47,349,459.47 = 19,432,842.21 : x - Step 2: Convert to fraction form
34,319,553/47,349,459.47 = 19,432,842.21/x - Step 3: Cross multiply
34,319,553x = 47,349,459.47 × 19,432,842.21 - Step 4: Simplify right side
34,319,553x = 920,134,574,512,136.12 - Step 5: Solve for x
x = 920,134,574,512,136.12/34,319,553 - Step 6: Final answer
x = 26,810,797.17
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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.