Finding the Fourth Proportional to 42,759,624.42, 64,135,023.17 and 29,014,835.87
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Solution
The fourth proportional to 42,759,624.42, 64,135,023.17 and 29,014,835.87 is: 43,519,259.01
Step by Step Solution
- Step 1: Write the proportion equation
42,759,624.42 : 64,135,023.17 = 29,014,835.87 : x - Step 2: Convert to fraction form
42,759,624.42/64,135,023.17 = 29,014,835.87/x - Step 3: Cross multiply
42,759,624.42x = 64,135,023.17 × 29,014,835.87 - Step 4: Simplify right side
42,759,624.42x = 1,860,867,170,330,447.75 - Step 5: Solve for x
x = 1,860,867,170,330,447.75/42,759,624.42 - Step 6: Final answer
x = 43,519,259.01
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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.