Finding the Fourth Proportional to 26,178,649.18, 39,270,655.58 and 10,018,192.57
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Solution
The fourth proportional to 26,178,649.18, 39,270,655.58 and 10,018,192.57 is: 15,028,315.14
Step by Step Solution
- Step 1: Write the proportion equation
26,178,649.18 : 39,270,655.58 = 10,018,192.57 : x - Step 2: Convert to fraction form
26,178,649.18/39,270,655.58 = 10,018,192.57/x - Step 3: Cross multiply
26,178,649.18x = 39,270,655.58 × 10,018,192.57 - Step 4: Simplify right side
26,178,649.18x = 393,420,989,802,317.50 - Step 5: Solve for x
x = 393,420,989,802,317.50/26,178,649.18 - Step 6: Final answer
x = 15,028,315.14
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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.