Home / 12,561,358.40-18,842,037.60-6,170,288.30

Finding the Fourth Proportional to 12,561,358.40, 18,842,037.60 and 6,170,288.30

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Solution

The fourth proportional to 12,561,358.40, 18,842,037.60 and 6,170,288.30 is: 9,255,432.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,561,358.40 : 18,842,037.60 = 6,170,288.30 : x
  2. Step 2: Convert to fraction form
    12,561,358.40/18,842,037.60 = 6,170,288.30/x
  3. Step 3: Cross multiply
    12,561,358.40x = 18,842,037.60 × 6,170,288.30
  4. Step 4: Simplify right side
    12,561,358.40x = 116,260,804,151,440.08
  5. Step 5: Solve for x
    x = 116,260,804,151,440.08/12,561,358.40
  6. Step 6: Final answer
    x = 9,255,432.45

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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.