Finding the Fourth Proportional to 42,818,270.16, 59,089,269.84 and 23,239,158.53
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Solution
The fourth proportional to 42,818,270.16, 59,089,269.84 and 23,239,158.53 is: 32,070,069.72
Step by Step Solution
- Step 1: Write the proportion equation
42,818,270.16 : 59,089,269.84 = 23,239,158.53 : x - Step 2: Convert to fraction form
42,818,270.16/59,089,269.84 = 23,239,158.53/x - Step 3: Cross multiply
42,818,270.16x = 59,089,269.84 × 23,239,158.53 - Step 4: Simplify right side
42,818,270.16x = 1,373,184,909,381,431 - Step 5: Solve for x
x = 1,373,184,909,381,431/42,818,270.16 - Step 6: Final answer
x = 32,070,069.72
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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.