Finding the Fourth Proportional to 64,745,448.60, 97,124,631.38 and 18,688,434.18
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Solution
The fourth proportional to 64,745,448.60, 97,124,631.38 and 18,688,434.18 is: 28,034,515.48
Step by Step Solution
- Step 1: Write the proportion equation
64,745,448.60 : 97,124,631.38 = 18,688,434.18 : x - Step 2: Convert to fraction form
64,745,448.60/97,124,631.38 = 18,688,434.18/x - Step 3: Cross multiply
64,745,448.60x = 97,124,631.38 × 18,688,434.18 - Step 4: Simplify right side
64,745,448.60x = 1,815,107,280,801,892.50 - Step 5: Solve for x
x = 1,815,107,280,801,892.50/64,745,448.60 - Step 6: Final answer
x = 28,034,515.48
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.