Finding the Fourth Proportional to 26,538,384.83, 39,793,306.65 and 15,612,351.53
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Solution
The fourth proportional to 26,538,384.83, 39,793,306.65 and 15,612,351.53 is: 23,410,132.00
Step by Step Solution
- Step 1: Write the proportion equation
26,538,384.83 : 39,793,306.65 = 15,612,351.53 : x - Step 2: Convert to fraction form
26,538,384.83/39,793,306.65 = 15,612,351.53/x - Step 3: Cross multiply
26,538,384.83x = 39,793,306.65 × 15,612,351.53 - Step 4: Simplify right side
26,538,384.83x = 621,267,091,960,886.62 - Step 5: Solve for x
x = 621,267,091,960,886.62/26,538,384.83 - Step 6: Final answer
x = 23,410,132.00
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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.