Finding the Fourth Proportional to 17,799,417.18, 26,699,112.81 and 6,437,216.70
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Solution
The fourth proportional to 17,799,417.18, 26,699,112.81 and 6,437,216.70 is: 9,655,820.36
Step by Step Solution
- Step 1: Write the proportion equation
17,799,417.18 : 26,699,112.81 = 6,437,216.70 : x - Step 2: Convert to fraction form
17,799,417.18/26,699,112.81 = 6,437,216.70/x - Step 3: Cross multiply
17,799,417.18x = 26,699,112.81 × 6,437,216.70 - Step 4: Simplify right side
17,799,417.18x = 171,867,974,855,715.94 - Step 5: Solve for x
x = 171,867,974,855,715.94/17,799,417.18 - Step 6: Final answer
x = 9,655,820.36
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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.