Home / 30,567,204.60-45,850,806.90-20,363,537.40

Finding the Fourth Proportional to 30,567,204.60, 45,850,806.90 and 20,363,537.40

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Solution

The fourth proportional to 30,567,204.60, 45,850,806.90 and 20,363,537.40 is: 30,545,306.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,567,204.60 : 45,850,806.90 = 20,363,537.40 : x
  2. Step 2: Convert to fraction form
    30,567,204.60/45,850,806.90 = 20,363,537.40/x
  3. Step 3: Cross multiply
    30,567,204.60x = 45,850,806.90 × 20,363,537.40
  4. Step 4: Simplify right side
    30,567,204.60x = 933,684,621,128,328
  5. Step 5: Solve for x
    x = 933,684,621,128,328/30,567,204.60
  6. Step 6: Final answer
    x = 30,545,306.10

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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.