Home / 12,050,999.60-18,094,214.10-8,472,630.20

Finding the Fourth Proportional to 12,050,999.60, 18,094,214.10 and 8,472,630.20

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Solution

The fourth proportional to 12,050,999.60, 18,094,214.10 and 8,472,630.20 is: 12,721,399.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,050,999.60 : 18,094,214.10 = 8,472,630.20 : x
  2. Step 2: Convert to fraction form
    12,050,999.60/18,094,214.10 = 8,472,630.20/x
  3. Step 3: Cross multiply
    12,050,999.60x = 18,094,214.10 × 8,472,630.20
  4. Step 4: Simplify right side
    12,050,999.60x = 153,305,584,828,925.81
  5. Step 5: Solve for x
    x = 153,305,584,828,925.81/12,050,999.60
  6. Step 6: Final answer
    x = 12,721,399.88

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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.