Finding the Fourth Proportional to 34,378,788.60, 51,554,927.70 and 15,199,018.68
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Solution
The fourth proportional to 34,378,788.60, 51,554,927.70 and 15,199,018.68 is: 22,792,667.84
Step by Step Solution
- Step 1: Write the proportion equation
34,378,788.60 : 51,554,927.70 = 15,199,018.68 : x - Step 2: Convert to fraction form
34,378,788.60/51,554,927.70 = 15,199,018.68/x - Step 3: Cross multiply
34,378,788.60x = 51,554,927.70 × 15,199,018.68 - Step 4: Simplify right side
34,378,788.60x = 783,584,309,158,349.50 - Step 5: Solve for x
x = 783,584,309,158,349.50/34,378,788.60 - Step 6: Final answer
x = 22,792,667.84
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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.