Finding the Fourth Proportional to 19,584,730.20, 29,358,432.90 and 15,264,384.60
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Solution
The fourth proportional to 19,584,730.20, 29,358,432.90 and 15,264,384.60 is: 22,882,031.38
Step by Step Solution
- Step 1: Write the proportion equation
19,584,730.20 : 29,358,432.90 = 15,264,384.60 : x - Step 2: Convert to fraction form
19,584,730.20/29,358,432.90 = 15,264,384.60/x - Step 3: Cross multiply
19,584,730.20x = 29,358,432.90 × 15,264,384.60 - Step 4: Simplify right side
19,584,730.20x = 448,138,411,038,893.31 - Step 5: Solve for x
x = 448,138,411,038,893.31/19,584,730.20 - Step 6: Final answer
x = 22,882,031.38
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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.