Finding the Fourth Proportional to 39,282,433.60, 58,824,117.60 and 31,319,809.60
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Solution
The fourth proportional to 39,282,433.60, 58,824,117.60 and 31,319,809.60 is: 46,900,357.09
Step by Step Solution
- Step 1: Write the proportion equation
39,282,433.60 : 58,824,117.60 = 31,319,809.60 : x - Step 2: Convert to fraction form
39,282,433.60/58,824,117.60 = 31,319,809.60/x - Step 3: Cross multiply
39,282,433.60x = 58,824,117.60 × 31,319,809.60 - Step 4: Simplify right side
39,282,433.60x = 1,842,360,163,120,009 - Step 5: Solve for x
x = 1,842,360,163,120,009/39,282,433.60 - Step 6: Final answer
x = 46,900,357.09
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.