Finding the Fourth Proportional to 26,480,130.60, 39,720,195.90 and 16,402,434.60
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Solution
The fourth proportional to 26,480,130.60, 39,720,195.90 and 16,402,434.60 is: 24,603,651.90
Step by Step Solution
- Step 1: Write the proportion equation
26,480,130.60 : 39,720,195.90 = 16,402,434.60 : x - Step 2: Convert to fraction form
26,480,130.60/39,720,195.90 = 16,402,434.60/x - Step 3: Cross multiply
26,480,130.60x = 39,720,195.90 × 16,402,434.60 - Step 4: Simplify right side
26,480,130.60x = 651,507,915,548,938.12 - Step 5: Solve for x
x = 651,507,915,548,938.12/26,480,130.60 - Step 6: Final answer
x = 24,603,651.90
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1.5x scale
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.