Home / 12,299,025.60-18,448,538.40-12,110,068.80

Finding the Fourth Proportional to 12,299,025.60, 18,448,538.40 and 12,110,068.80

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Solution

The fourth proportional to 12,299,025.60, 18,448,538.40 and 12,110,068.80 is: 18,165,103.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,299,025.60 : 18,448,538.40 = 12,110,068.80 : x
  2. Step 2: Convert to fraction form
    12,299,025.60/18,448,538.40 = 12,110,068.80/x
  3. Step 3: Cross multiply
    12,299,025.60x = 18,448,538.40 × 12,110,068.80
  4. Step 4: Simplify right side
    12,299,025.60x = 223,413,069,283,441.91
  5. Step 5: Solve for x
    x = 223,413,069,283,441.91/12,299,025.60
  6. Step 6: Final answer
    x = 18,165,103.20

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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.