Finding the Fourth Proportional to 26,357,024.80, 39,561,040.08 and 12,719,771.24
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Solution
The fourth proportional to 26,357,024.80, 39,561,040.08 and 12,719,771.24 is: 19,091,964.43
Step by Step Solution
- Step 1: Write the proportion equation
26,357,024.80 : 39,561,040.08 = 12,719,771.24 : x - Step 2: Convert to fraction form
26,357,024.80/39,561,040.08 = 12,719,771.24/x - Step 3: Cross multiply
26,357,024.80x = 39,561,040.08 × 12,719,771.24 - Step 4: Simplify right side
26,357,024.80x = 503,207,379,834,071.31 - Step 5: Solve for x
x = 503,207,379,834,071.31/26,357,024.80 - Step 6: Final answer
x = 19,091,964.43
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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.