Home / 10,995,916.20-16,465,880.70-10,492,031.40

Finding the Fourth Proportional to 10,995,916.20, 16,465,880.70 and 10,492,031.40

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Solution

The fourth proportional to 10,995,916.20, 16,465,880.70 and 10,492,031.40 is: 15,711,336.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,995,916.20 : 16,465,880.70 = 10,492,031.40 : x
  2. Step 2: Convert to fraction form
    10,995,916.20/16,465,880.70 = 10,492,031.40/x
  3. Step 3: Cross multiply
    10,995,916.20x = 16,465,880.70 × 10,492,031.40
  4. Step 4: Simplify right side
    10,995,916.20x = 172,760,537,333,053.97
  5. Step 5: Solve for x
    x = 172,760,537,333,053.97/10,995,916.20
  6. Step 6: Final answer
    x = 15,711,336.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.