Finding the Fourth Proportional to 75,781,189.23, 113,671,026.05 and 23,965,800.74
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Solution
The fourth proportional to 75,781,189.23, 113,671,026.05 and 23,965,800.74 is: 35,948,461.45
Step by Step Solution
- Step 1: Write the proportion equation
75,781,189.23 : 113,671,026.05 = 23,965,800.74 : x - Step 2: Convert to fraction form
75,781,189.23/113,671,026.05 = 23,965,800.74/x - Step 3: Cross multiply
75,781,189.23x = 113,671,026.05 × 23,965,800.74 - Step 4: Simplify right side
75,781,189.23x = 2,724,217,159,643,975 - Step 5: Solve for x
x = 2,724,217,159,643,975/75,781,189.23 - Step 6: Final answer
x = 35,948,461.45
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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.