Finding the Fourth Proportional to 26,346,871.38, 39,522,306.15 and 8,152,905.99
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Solution
The fourth proportional to 26,346,871.38, 39,522,306.15 and 8,152,905.99 is: 12,229,977.59
Step by Step Solution
- Step 1: Write the proportion equation
26,346,871.38 : 39,522,306.15 = 8,152,905.99 : x - Step 2: Convert to fraction form
26,346,871.38/39,522,306.15 = 8,152,905.99/x - Step 3: Cross multiply
26,346,871.38x = 39,522,306.15 × 8,152,905.99 - Step 4: Simplify right side
26,346,871.38x = 322,221,646,548,948.81 - Step 5: Solve for x
x = 322,221,646,548,948.81/26,346,871.38 - Step 6: Final answer
x = 12,229,977.59
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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.