Finding the Fourth Proportional to 26,608,829.40, 39,913,244.10 and 7,439,555.70
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Solution
The fourth proportional to 26,608,829.40, 39,913,244.10 and 7,439,555.70 is: 11,159,333.55
Step by Step Solution
- Step 1: Write the proportion equation
26,608,829.40 : 39,913,244.10 = 7,439,555.70 : x - Step 2: Convert to fraction form
26,608,829.40/39,913,244.10 = 7,439,555.70/x - Step 3: Cross multiply
26,608,829.40x = 39,913,244.10 × 7,439,555.70 - Step 4: Simplify right side
26,608,829.40x = 296,936,802,649,646.38 - Step 5: Solve for x
x = 296,936,802,649,646.38/26,608,829.40 - Step 6: Final answer
x = 11,159,333.55
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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.