Finding the Fourth Proportional to 15,312,963.22, 22,980,053.16 and 6,089,990.56
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Solution
The fourth proportional to 15,312,963.22, 22,980,053.16 and 6,089,990.56 is: 9,139,204.79
Step by Step Solution
- Step 1: Write the proportion equation
15,312,963.22 : 22,980,053.16 = 6,089,990.56 : x - Step 2: Convert to fraction form
15,312,963.22/22,980,053.16 = 6,089,990.56/x - Step 3: Cross multiply
15,312,963.22x = 22,980,053.16 × 6,089,990.56 - Step 4: Simplify right side
15,312,963.22x = 139,948,306,812,698.16 - Step 5: Solve for x
x = 139,948,306,812,698.16/15,312,963.22 - Step 6: Final answer
x = 9,139,204.79
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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.