Finding the Fourth Proportional to 26,447,331.91, 36,496,089.52 and 14,687,346.91
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Solution
The fourth proportional to 26,447,331.91, 36,496,089.52 and 14,687,346.91 is: 20,267,856.49
Step by Step Solution
- Step 1: Write the proportion equation
26,447,331.91 : 36,496,089.52 = 14,687,346.91 : x - Step 2: Convert to fraction form
26,447,331.91/36,496,089.52 = 14,687,346.91/x - Step 3: Cross multiply
26,447,331.91x = 36,496,089.52 × 14,687,346.91 - Step 4: Simplify right side
26,447,331.91x = 536,030,727,638,655.44 - Step 5: Solve for x
x = 536,030,727,638,655.44/26,447,331.91 - Step 6: Final answer
x = 20,267,856.49
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.