Home / 15,996,880.70-23,995,321.05-7,021,432.70

Finding the Fourth Proportional to 15,996,880.70, 23,995,321.05 and 7,021,432.70

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Solution

The fourth proportional to 15,996,880.70, 23,995,321.05 and 7,021,432.70 is: 10,532,149.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,996,880.70 : 23,995,321.05 = 7,021,432.70 : x
  2. Step 2: Convert to fraction form
    15,996,880.70/23,995,321.05 = 7,021,432.70/x
  3. Step 3: Cross multiply
    15,996,880.70x = 23,995,321.05 × 7,021,432.70
  4. Step 4: Simplify right side
    15,996,880.70x = 168,481,531,867,468.34
  5. Step 5: Solve for x
    x = 168,481,531,867,468.34/15,996,880.70
  6. Step 6: Final answer
    x = 10,532,149.05

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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.