Home / 18,440,478.76-27,655,898.30-5,483,139.80

Finding the Fourth Proportional to 18,440,478.76, 27,655,898.30 and 5,483,139.80

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Solution

The fourth proportional to 18,440,478.76, 27,655,898.30 and 5,483,139.80 is: 8,223,276.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,440,478.76 : 27,655,898.30 = 5,483,139.80 : x
  2. Step 2: Convert to fraction form
    18,440,478.76/27,655,898.30 = 5,483,139.80/x
  3. Step 3: Cross multiply
    18,440,478.76x = 27,655,898.30 × 5,483,139.80
  4. Step 4: Simplify right side
    18,440,478.76x = 151,641,156,673,482.34
  5. Step 5: Solve for x
    x = 151,641,156,673,482.34/18,440,478.76
  6. Step 6: Final answer
    x = 8,223,276.56

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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.