Finding the Fourth Proportional to 49,873,676.68, 68,787,798.98 and 42,916,013.80
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Solution
The fourth proportional to 49,873,676.68, 68,787,798.98 and 42,916,013.80 is: 59,191,507.96
Step by Step Solution
- Step 1: Write the proportion equation
49,873,676.68 : 68,787,798.98 = 42,916,013.80 : x - Step 2: Convert to fraction form
49,873,676.68/68,787,798.98 = 42,916,013.80/x - Step 3: Cross multiply
49,873,676.68x = 68,787,798.98 × 42,916,013.80 - Step 4: Simplify right side
49,873,676.68x = 2,952,098,130,297,306 - Step 5: Solve for x
x = 2,952,098,130,297,306/49,873,676.68 - Step 6: Final answer
x = 59,191,507.96
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.