Home / 13,483,743.40-20,225,615.10-8,948,780.20

Finding the Fourth Proportional to 13,483,743.40, 20,225,615.10 and 8,948,780.20

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Solution

The fourth proportional to 13,483,743.40, 20,225,615.10 and 8,948,780.20 is: 13,423,170.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,483,743.40 : 20,225,615.10 = 8,948,780.20 : x
  2. Step 2: Convert to fraction form
    13,483,743.40/20,225,615.10 = 8,948,780.20/x
  3. Step 3: Cross multiply
    13,483,743.40x = 20,225,615.10 × 8,948,780.20
  4. Step 4: Simplify right side
    13,483,743.40x = 180,994,583,939,701.03
  5. Step 5: Solve for x
    x = 180,994,583,939,701.03/13,483,743.40
  6. Step 6: Final answer
    x = 13,423,170.30

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1.5x scale

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.