Finding the Fourth Proportional to 87,070,212.32, 130,624,214.16 and 26,484,363.68
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Solution
The fourth proportional to 87,070,212.32, 130,624,214.16 and 26,484,363.68 is: 39,732,293.07
Step by Step Solution
- Step 1: Write the proportion equation
87,070,212.32 : 130,624,214.16 = 26,484,363.68 : x - Step 2: Convert to fraction form
87,070,212.32/130,624,214.16 = 26,484,363.68/x - Step 3: Cross multiply
87,070,212.32x = 130,624,214.16 × 26,484,363.68 - Step 4: Simplify right side
87,070,212.32x = 3,459,499,193,227,645.50 - Step 5: Solve for x
x = 3,459,499,193,227,645.50/87,070,212.32 - Step 6: Final answer
x = 39,732,293.07
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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.