Finding the Fourth Proportional to 65,164,831.60, 97,722,364.20 and 19,711,519.60
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Solution
The fourth proportional to 65,164,831.60, 97,722,364.20 and 19,711,519.60 is: 29,559,752.55
Step by Step Solution
- Step 1: Write the proportion equation
65,164,831.60 : 97,722,364.20 = 19,711,519.60 : x - Step 2: Convert to fraction form
65,164,831.60/97,722,364.20 = 19,711,519.60/x - Step 3: Cross multiply
65,164,831.60x = 97,722,364.20 × 19,711,519.60 - Step 4: Simplify right side
65,164,831.60x = 1,926,256,297,286,638.50 - Step 5: Solve for x
x = 1,926,256,297,286,638.50/65,164,831.60 - Step 6: Final answer
x = 29,559,752.55
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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.