Finding the Fourth Proportional to 26,248,909.80, 39,373,364.70 and 25,186,027.80
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Solution
The fourth proportional to 26,248,909.80, 39,373,364.70 and 25,186,027.80 is: 37,779,041.70
Step by Step Solution
- Step 1: Write the proportion equation
26,248,909.80 : 39,373,364.70 = 25,186,027.80 : x - Step 2: Convert to fraction form
26,248,909.80/39,373,364.70 = 25,186,027.80/x - Step 3: Cross multiply
26,248,909.80x = 39,373,364.70 × 25,186,027.80 - Step 4: Simplify right side
26,248,909.80x = 991,658,657,913,738.75 - Step 5: Solve for x
x = 991,658,657,913,738.75/26,248,909.80 - Step 6: Final answer
x = 37,779,041.70
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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.