Home / 15,449,433.60-23,174,150.40-8,646,988.80

Finding the Fourth Proportional to 15,449,433.60, 23,174,150.40 and 8,646,988.80

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Solution

The fourth proportional to 15,449,433.60, 23,174,150.40 and 8,646,988.80 is: 12,970,483.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,449,433.60 : 23,174,150.40 = 8,646,988.80 : x
  2. Step 2: Convert to fraction form
    15,449,433.60/23,174,150.40 = 8,646,988.80/x
  3. Step 3: Cross multiply
    15,449,433.60x = 23,174,150.40 × 8,646,988.80
  4. Step 4: Simplify right side
    15,449,433.60x = 200,386,618,958,315.53
  5. Step 5: Solve for x
    x = 200,386,618,958,315.53/15,449,433.60
  6. Step 6: Final answer
    x = 12,970,483.20

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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.