Finding the Fourth Proportional to 40,430,496.60, 60,604,410.60 and 19,928,683.80
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Solution
The fourth proportional to 40,430,496.60, 60,604,410.60 and 19,928,683.80 is: 29,872,651.52
Step by Step Solution
- Step 1: Write the proportion equation
40,430,496.60 : 60,604,410.60 = 19,928,683.80 : x - Step 2: Convert to fraction form
40,430,496.60/60,604,410.60 = 19,928,683.80/x - Step 3: Cross multiply
40,430,496.60x = 60,604,410.60 × 19,928,683.80 - Step 4: Simplify right side
40,430,496.60x = 1,207,766,135,732,768.25 - Step 5: Solve for x
x = 1,207,766,135,732,768.25/40,430,496.60 - Step 6: Final answer
x = 29,872,651.52
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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.