Finding the Fourth Proportional to 42,124,267.20, 63,192,305.70 and 16,559,330.70
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Solution
The fourth proportional to 42,124,267.20, 63,192,305.70 and 16,559,330.70 is: 24,841,317.31
Step by Step Solution
- Step 1: Write the proportion equation
42,124,267.20 : 63,192,305.70 = 16,559,330.70 : x - Step 2: Convert to fraction form
42,124,267.20/63,192,305.70 = 16,559,330.70/x - Step 3: Cross multiply
42,124,267.20x = 63,192,305.70 × 16,559,330.70 - Step 4: Simplify right side
42,124,267.20x = 1,046,422,287,781,795 - Step 5: Solve for x
x = 1,046,422,287,781,795/42,124,267.20 - Step 6: Final answer
x = 24,841,317.31
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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.