Finding the Fourth Proportional to 13,060,869.60, 19,591,499.84 and 4,974,291.84
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Solution
The fourth proportional to 13,060,869.60, 19,591,499.84 and 4,974,291.84 is: 7,461,512.19
Step by Step Solution
- Step 1: Write the proportion equation
13,060,869.60 : 19,591,499.84 = 4,974,291.84 : x - Step 2: Convert to fraction form
13,060,869.60/19,591,499.84 = 4,974,291.84/x - Step 3: Cross multiply
13,060,869.60x = 19,591,499.84 × 4,974,291.84 - Step 4: Simplify right side
13,060,869.60x = 97,453,837,787,473.30 - Step 5: Solve for x
x = 97,453,837,787,473.30/13,060,869.60 - Step 6: Final answer
x = 7,461,512.19
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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.