Finding the Fourth Proportional to 19,830,595.56, 29,736,319.17 and 8,312,969.19
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Solution
The fourth proportional to 19,830,595.56, 29,736,319.17 and 8,312,969.19 is: 12,465,440.30
Step by Step Solution
- Step 1: Write the proportion equation
19,830,595.56 : 29,736,319.17 = 8,312,969.19 : x - Step 2: Convert to fraction form
19,830,595.56/29,736,319.17 = 8,312,969.19/x - Step 3: Cross multiply
19,830,595.56x = 29,736,319.17 × 8,312,969.19 - Step 4: Simplify right side
19,830,595.56x = 247,197,105,084,216.41 - Step 5: Solve for x
x = 247,197,105,084,216.41/19,830,595.56 - Step 6: Final answer
x = 12,465,440.30
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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.