Home / 10,995,980.20-16,465,976.70-10,492,095.40

Finding the Fourth Proportional to 10,995,980.20, 16,465,976.70 and 10,492,095.40

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Solution

The fourth proportional to 10,995,980.20, 16,465,976.70 and 10,492,095.40 is: 15,711,432.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,995,980.20 : 16,465,976.70 = 10,492,095.40 : x
  2. Step 2: Convert to fraction form
    10,995,980.20/16,465,976.70 = 10,492,095.40/x
  3. Step 3: Cross multiply
    10,995,980.20x = 16,465,976.70 × 10,492,095.40
  4. Step 4: Simplify right side
    10,995,980.20x = 172,762,598,390,577.19
  5. Step 5: Solve for x
    x = 172,762,598,390,577.19/10,995,980.20
  6. Step 6: Final answer
    x = 15,711,432.29

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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.