Finding the Fourth Proportional to 26,555,777.50, 36,646,113.53 and 15,241,826.10
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Solution
The fourth proportional to 26,555,777.50, 36,646,113.53 and 15,241,826.10 is: 21,033,226.75
Step by Step Solution
- Step 1: Write the proportion equation
26,555,777.50 : 36,646,113.53 = 15,241,826.10 : x - Step 2: Convert to fraction form
26,555,777.50/36,646,113.53 = 15,241,826.10/x - Step 3: Cross multiply
26,555,777.50x = 36,646,113.53 × 15,241,826.10 - Step 4: Simplify right side
26,555,777.50x = 558,553,689,501,412.25 - Step 5: Solve for x
x = 558,553,689,501,412.25/26,555,777.50 - Step 6: Final answer
x = 21,033,226.75
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.