Finding the Fourth Proportional to 19,348,934.55, 29,027,600.86 and 5,885,412.63
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Solution
The fourth proportional to 19,348,934.55, 29,027,600.86 and 5,885,412.63 is: 8,829,396.17
Step by Step Solution
- Step 1: Write the proportion equation
19,348,934.55 : 29,027,600.86 = 5,885,412.63 : x - Step 2: Convert to fraction form
19,348,934.55/29,027,600.86 = 5,885,412.63/x - Step 3: Cross multiply
19,348,934.55x = 29,027,600.86 × 5,885,412.63 - Step 4: Simplify right side
19,348,934.55x = 170,839,408,574,904.84 - Step 5: Solve for x
x = 170,839,408,574,904.84/19,348,934.55 - Step 6: Final answer
x = 8,829,396.17
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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.