Finding the Third Proportional to 7,779,876 and 11,417,574
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Solution
The third proportional to 7,779,876 and 11,417,574 is: 16,756,179.15
Step by Step Solution
- Step 1: Write the proportion equation
7,779,876 : 11,417,574 = 11,417,574 : x - Step 2: Convert to fraction form
7,779,876/11,417,574 = 11,417,574/x - Step 3: Cross multiply
7,779,876x = 11,417,574 × 11,417,574 - Step 4: Simplify right side
7,779,876x = 130,360,996,045,476 - Step 5: Solve for x
x = 130,360,996,045,476/7,779,876 - Step 6: Final answer
x = 16,756,179.15
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Why These Related Problems?
These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.