Finding the Fourth Proportional to 58,199,572.68, 87,306,112.74 and 19,341,492.49
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Solution
The fourth proportional to 58,199,572.68, 87,306,112.74 and 19,341,492.49 is: 29,014,483.21
Step by Step Solution
- Step 1: Write the proportion equation
58,199,572.68 : 87,306,112.74 = 19,341,492.49 : x - Step 2: Convert to fraction form
58,199,572.68/87,306,112.74 = 19,341,492.49/x - Step 3: Cross multiply
58,199,572.68x = 87,306,112.74 × 19,341,492.49 - Step 4: Simplify right side
58,199,572.68x = 1,688,630,524,073,466.75 - Step 5: Solve for x
x = 1,688,630,524,073,466.75/58,199,572.68 - Step 6: Final answer
x = 29,014,483.21
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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.