Home / 18,043,002.90-24,899,667.12-9,783,343.80

Finding the Fourth Proportional to 18,043,002.90, 24,899,667.12 and 9,783,343.80

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Solution

The fourth proportional to 18,043,002.90, 24,899,667.12 and 9,783,343.80 is: 13,501,189.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,043,002.90 : 24,899,667.12 = 9,783,343.80 : x
  2. Step 2: Convert to fraction form
    18,043,002.90/24,899,667.12 = 9,783,343.80/x
  3. Step 3: Cross multiply
    18,043,002.90x = 24,899,667.12 × 9,783,343.80
  4. Step 4: Simplify right side
    18,043,002.90x = 243,602,003,940,515.88
  5. Step 5: Solve for x
    x = 243,602,003,940,515.88/18,043,002.90
  6. Step 6: Final answer
    x = 13,501,189.65

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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.