Finding the Fourth Proportional to 70,961,097.12, 106,441,199.01 and 38,187,104.05
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Solution
The fourth proportional to 70,961,097.12, 106,441,199.01 and 38,187,104.05 is: 57,280,415.71
Step by Step Solution
- Step 1: Write the proportion equation
70,961,097.12 : 106,441,199.01 = 38,187,104.05 : x - Step 2: Convert to fraction form
70,961,097.12/106,441,199.01 = 38,187,104.05/x - Step 3: Cross multiply
70,961,097.12x = 106,441,199.01 × 38,187,104.05 - Step 4: Simplify right side
70,961,097.12x = 4,064,681,142,234,204 - Step 5: Solve for x
x = 4,064,681,142,234,204/70,961,097.12 - Step 6: Final answer
x = 57,280,415.71
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.