Finding the Fourth Proportional to 26,655,963.86, 39,985,441.25 and 7,485,226.08
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Solution
The fourth proportional to 26,655,963.86, 39,985,441.25 and 7,485,226.08 is: 11,228,259.06
Step by Step Solution
- Step 1: Write the proportion equation
26,655,963.86 : 39,985,441.25 = 7,485,226.08 : x - Step 2: Convert to fraction form
26,655,963.86/39,985,441.25 = 7,485,226.08/x - Step 3: Cross multiply
26,655,963.86x = 39,985,441.25 × 7,485,226.08 - Step 4: Simplify right side
26,655,963.86x = 299,300,067,627,381.62 - Step 5: Solve for x
x = 299,300,067,627,381.62/26,655,963.86 - Step 6: Final answer
x = 11,228,259.06
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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.