Finding the Fourth Proportional to 39,423,250.34, 59,145,548.08 and 12,128,965.46
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Solution
The fourth proportional to 39,423,250.34, 59,145,548.08 and 12,128,965.46 is: 18,196,731.72
Step by Step Solution
- Step 1: Write the proportion equation
39,423,250.34 : 59,145,548.08 = 12,128,965.46 : x - Step 2: Convert to fraction form
39,423,250.34/59,145,548.08 = 12,128,965.46/x - Step 3: Cross multiply
39,423,250.34x = 59,145,548.08 × 12,128,965.46 - Step 4: Simplify right side
39,423,250.34x = 717,374,309,775,089.38 - Step 5: Solve for x
x = 717,374,309,775,089.38/39,423,250.34 - Step 6: Final answer
x = 18,196,731.72
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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.