Finding the Fourth Proportional to 26,291,258.70, 39,436,888.05 and 14,953,850.70
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Solution
The fourth proportional to 26,291,258.70, 39,436,888.05 and 14,953,850.70 is: 22,430,776.05
Step by Step Solution
- Step 1: Write the proportion equation
26,291,258.70 : 39,436,888.05 = 14,953,850.70 : x - Step 2: Convert to fraction form
26,291,258.70/39,436,888.05 = 14,953,850.70/x - Step 3: Cross multiply
26,291,258.70x = 39,436,888.05 × 14,953,850.70 - Step 4: Simplify right side
26,291,258.70x = 589,733,335,972,314 - Step 5: Solve for x
x = 589,733,335,972,314/26,291,258.70 - Step 6: Final answer
x = 22,430,776.05
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Double scale
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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.