Finding the Fourth Proportional to 77,337,364.84, 106,695,357.36 and 44,279,946.76
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Solution
The fourth proportional to 77,337,364.84, 106,695,357.36 and 44,279,946.76 is: 61,089,031.84
Step by Step Solution
- Step 1: Write the proportion equation
77,337,364.84 : 106,695,357.36 = 44,279,946.76 : x - Step 2: Convert to fraction form
77,337,364.84/106,695,357.36 = 44,279,946.76/x - Step 3: Cross multiply
77,337,364.84x = 106,695,357.36 × 44,279,946.76 - Step 4: Simplify right side
77,337,364.84x = 4,724,464,743,439,974 - Step 5: Solve for x
x = 4,724,464,743,439,974/77,337,364.84 - Step 6: Final answer
x = 61,089,031.84
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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.