Finding the Fourth Proportional to 31,605,963.80, 47,408,964.02 and 8,886,861.05
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Solution
The fourth proportional to 31,605,963.80, 47,408,964.02 and 8,886,861.05 is: 13,330,296.72
Step by Step Solution
- Step 1: Write the proportion equation
31,605,963.80 : 47,408,964.02 = 8,886,861.05 : x - Step 2: Convert to fraction form
31,605,963.80/47,408,964.02 = 8,886,861.05/x - Step 3: Cross multiply
31,605,963.80x = 47,408,964.02 × 8,886,861.05 - Step 4: Simplify right side
31,605,963.80x = 421,316,875,488,710.31 - Step 5: Solve for x
x = 421,316,875,488,710.31/31,605,963.80 - Step 6: Final answer
x = 13,330,296.72
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