Finding the Fourth Proportional to 70,900,603.80, 106,368,820.76 and 19,782,591
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Solution
The fourth proportional to 70,900,603.80, 106,368,820.76 and 19,782,591 is: 29,678,885.14
Step by Step Solution
- Step 1: Write the proportion equation
70,900,603.80 : 106,368,820.76 = 19,782,591 : x - Step 2: Convert to fraction form
70,900,603.80/106,368,820.76 = 19,782,591/x - Step 3: Cross multiply
70,900,603.80x = 106,368,820.76 × 19,782,591 - Step 4: Simplify right side
70,900,603.80x = 2,104,250,876,247,389.25 - Step 5: Solve for x
x = 2,104,250,876,247,389.25/70,900,603.80 - Step 6: Final answer
x = 29,678,885.14
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.