Home / 13,353,421.70-20,030,132.55-4,830,682.70

Finding the Fourth Proportional to 13,353,421.70, 20,030,132.55 and 4,830,682.70

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Solution

The fourth proportional to 13,353,421.70, 20,030,132.55 and 4,830,682.70 is: 7,246,024.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,353,421.70 : 20,030,132.55 = 4,830,682.70 : x
  2. Step 2: Convert to fraction form
    13,353,421.70/20,030,132.55 = 4,830,682.70/x
  3. Step 3: Cross multiply
    13,353,421.70x = 20,030,132.55 × 4,830,682.70
  4. Step 4: Simplify right side
    13,353,421.70x = 96,759,214,787,991.89
  5. Step 5: Solve for x
    x = 96,759,214,787,991.89/13,353,421.70
  6. Step 6: Final answer
    x = 7,246,024.05

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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.