Finding the Fourth Proportional to 39,748,728.15, 59,625,927.18 and 10,602,404.19
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Solution
The fourth proportional to 39,748,728.15, 59,625,927.18 and 10,602,404.19 is: 15,904,362.47
Step by Step Solution
- Step 1: Write the proportion equation
39,748,728.15 : 59,625,927.18 = 10,602,404.19 : x - Step 2: Convert to fraction form
39,748,728.15/59,625,927.18 = 10,602,404.19/x - Step 3: Cross multiply
39,748,728.15x = 59,625,927.18 × 10,602,404.19 - Step 4: Simplify right side
39,748,728.15x = 632,178,180,165,866.88 - Step 5: Solve for x
x = 632,178,180,165,866.88/39,748,728.15 - Step 6: Final answer
x = 15,904,362.47
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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.