Home / 13,658,720.40-20,489,117.40-4,073,350.80

Finding the Fourth Proportional to 13,658,720.40, 20,489,117.40 and 4,073,350.80

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Solution

The fourth proportional to 13,658,720.40, 20,489,117.40 and 4,073,350.80 is: 6,110,335.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,658,720.40 : 20,489,117.40 = 4,073,350.80 : x
  2. Step 2: Convert to fraction form
    13,658,720.40/20,489,117.40 = 4,073,350.80/x
  3. Step 3: Cross multiply
    13,658,720.40x = 20,489,117.40 × 4,073,350.80
  4. Step 4: Simplify right side
    13,658,720.40x = 83,459,362,752,583.91
  5. Step 5: Solve for x
    x = 83,459,362,752,583.91/13,658,720.40
  6. Step 6: Final answer
    x = 6,110,335.40

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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.