Home / 20,130,890.30-30,194,073.92-5,559,881.30

Finding the Fourth Proportional to 20,130,890.30, 30,194,073.92 and 5,559,881.30

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Solution

The fourth proportional to 20,130,890.30, 30,194,073.92 and 5,559,881.30 is: 8,339,197.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,130,890.30 : 30,194,073.92 = 5,559,881.30 : x
  2. Step 2: Convert to fraction form
    20,130,890.30/30,194,073.92 = 5,559,881.30/x
  3. Step 3: Cross multiply
    20,130,890.30x = 30,194,073.92 × 5,559,881.30
  4. Step 4: Simplify right side
    20,130,890.30x = 167,875,466,779,855.91
  5. Step 5: Solve for x
    x = 167,875,466,779,855.91/20,130,890.30
  6. Step 6: Final answer
    x = 8,339,197.34

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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.