Finding the Fourth Proportional to 48,653,856.18, 67,142,347.68 and 26,627,342.70
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Solution
The fourth proportional to 48,653,856.18, 67,142,347.68 and 26,627,342.70 is: 36,745,747.24
Step by Step Solution
- Step 1: Write the proportion equation
48,653,856.18 : 67,142,347.68 = 26,627,342.70 : x - Step 2: Convert to fraction form
48,653,856.18/67,142,347.68 = 26,627,342.70/x - Step 3: Cross multiply
48,653,856.18x = 67,142,347.68 × 26,627,342.70 - Step 4: Simplify right side
48,653,856.18x = 1,787,822,301,357,910 - Step 5: Solve for x
x = 1,787,822,301,357,910/48,653,856.18 - Step 6: Final answer
x = 36,745,747.24
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.