Home / 13,573,023.40-20,359,535.10-8,187,754.60

Finding the Fourth Proportional to 13,573,023.40, 20,359,535.10 and 8,187,754.60

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Solution

The fourth proportional to 13,573,023.40, 20,359,535.10 and 8,187,754.60 is: 12,281,631.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,573,023.40 : 20,359,535.10 = 8,187,754.60 : x
  2. Step 2: Convert to fraction form
    13,573,023.40/20,359,535.10 = 8,187,754.60/x
  3. Step 3: Cross multiply
    13,573,023.40x = 20,359,535.10 × 8,187,754.60
  4. Step 4: Simplify right side
    13,573,023.40x = 166,698,877,168,886.47
  5. Step 5: Solve for x
    x = 166,698,877,168,886.47/13,573,023.40
  6. Step 6: Final answer
    x = 12,281,631.90

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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.