Finding the Fourth Proportional to 26,107,652.99, 39,157,135.71 and 7,907,521
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Solution
The fourth proportional to 26,107,652.99, 39,157,135.71 and 7,907,521 is: 11,859,965.85
Step by Step Solution
- Step 1: Write the proportion equation
26,107,652.99 : 39,157,135.71 = 7,907,521 : x - Step 2: Convert to fraction form
26,107,652.99/39,157,135.71 = 7,907,521/x - Step 3: Cross multiply
26,107,652.99x = 39,157,135.71 × 7,907,521 - Step 4: Simplify right side
26,107,652.99x = 309,635,872,926,674.94 - Step 5: Solve for x
x = 309,635,872,926,674.94/26,107,652.99 - Step 6: Final answer
x = 11,859,965.85
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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.