Finding the Fourth Proportional to 26,503,029.09, 39,775,803.98 and 13,727,187.45
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Solution
The fourth proportional to 26,503,029.09, 39,775,803.98 and 13,727,187.45 is: 20,601,792.92
Step by Step Solution
- Step 1: Write the proportion equation
26,503,029.09 : 39,775,803.98 = 13,727,187.45 : x - Step 2: Convert to fraction form
26,503,029.09/39,775,803.98 = 13,727,187.45/x - Step 3: Cross multiply
26,503,029.09x = 39,775,803.98 × 13,727,187.45 - Step 4: Simplify right side
26,503,029.09x = 546,009,917,139,280.12 - Step 5: Solve for x
x = 546,009,917,139,280.12/26,503,029.09 - Step 6: Final answer
x = 20,601,792.92
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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.