Home / 10,143,160.34-13,997,899.78-5,559,493.46

Finding the Fourth Proportional to 10,143,160.34, 13,997,899.78 and 5,559,493.46

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Solution

The fourth proportional to 10,143,160.34, 13,997,899.78 and 5,559,493.46 is: 7,672,286.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,143,160.34 : 13,997,899.78 = 5,559,493.46 : x
  2. Step 2: Convert to fraction form
    10,143,160.34/13,997,899.78 = 5,559,493.46/x
  3. Step 3: Cross multiply
    10,143,160.34x = 13,997,899.78 × 5,559,493.46
  4. Step 4: Simplify right side
    10,143,160.34x = 77,821,232,196,757.20
  5. Step 5: Solve for x
    x = 77,821,232,196,757.20/10,143,160.34
  6. Step 6: Final answer
    x = 7,672,286.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.