Finding the Fourth Proportional to 45,391,187.84, 68,079,471.71 and 13,035,730.55
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Solution
The fourth proportional to 45,391,187.84, 68,079,471.71 and 13,035,730.55 is: 19,551,496.47
Step by Step Solution
- Step 1: Write the proportion equation
45,391,187.84 : 68,079,471.71 = 13,035,730.55 : x - Step 2: Convert to fraction form
45,391,187.84/68,079,471.71 = 13,035,730.55/x - Step 3: Cross multiply
45,391,187.84x = 68,079,471.71 × 13,035,730.55 - Step 4: Simplify right side
45,391,187.84x = 887,465,648,792,331.75 - Step 5: Solve for x
x = 887,465,648,792,331.75/45,391,187.84 - Step 6: Final answer
x = 19,551,496.47
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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.