Finding the Fourth Proportional to 35,471,117.76, 48,950,120.85 and 19,173,593.76
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Solution
The fourth proportional to 35,471,117.76, 48,950,120.85 and 19,173,593.76 is: 26,459,547.68
Step by Step Solution
- Step 1: Write the proportion equation
35,471,117.76 : 48,950,120.85 = 19,173,593.76 : x - Step 2: Convert to fraction form
35,471,117.76/48,950,120.85 = 19,173,593.76/x - Step 3: Cross multiply
35,471,117.76x = 48,950,120.85 × 19,173,593.76 - Step 4: Simplify right side
35,471,117.76x = 938,549,731,680,806 - Step 5: Solve for x
x = 938,549,731,680,806/35,471,117.76 - Step 6: Final answer
x = 26,459,547.68
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1.5x scale
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.