Finding the Fourth Proportional to 12,968,940.99, 19,460,140.56 and 5,778,802.58
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Solution
The fourth proportional to 12,968,940.99, 19,460,140.56 and 5,778,802.58 is: 8,671,202.27
Step by Step Solution
- Step 1: Write the proportion equation
12,968,940.99 : 19,460,140.56 = 5,778,802.58 : x - Step 2: Convert to fraction form
12,968,940.99/19,460,140.56 = 5,778,802.58/x - Step 3: Cross multiply
12,968,940.99x = 19,460,140.56 × 5,778,802.58 - Step 4: Simplify right side
12,968,940.99x = 112,456,310,523,940.98 - Step 5: Solve for x
x = 112,456,310,523,940.98/12,968,940.99 - Step 6: Final answer
x = 8,671,202.27
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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.