Finding the Fourth Proportional to 15,329,552.60, 22,966,335.30 and 12,474,205.40
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Solution
The fourth proportional to 15,329,552.60, 22,966,335.30 and 12,474,205.40 is: 18,688,528.71
Step by Step Solution
- Step 1: Write the proportion equation
15,329,552.60 : 22,966,335.30 = 12,474,205.40 : x - Step 2: Convert to fraction form
15,329,552.60/22,966,335.30 = 12,474,205.40/x - Step 3: Cross multiply
15,329,552.60x = 22,966,335.30 × 12,474,205.40 - Step 4: Simplify right side
15,329,552.60x = 286,486,783,817,470.62 - Step 5: Solve for x
x = 286,486,783,817,470.62/15,329,552.60 - Step 6: Final answer
x = 18,688,528.71
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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.