Home / 14,535,559.20-20,059,967.55-8,009,187.60

Finding the Fourth Proportional to 14,535,559.20, 20,059,967.55 and 8,009,187.60

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Solution

The fourth proportional to 14,535,559.20, 20,059,967.55 and 8,009,187.60 is: 11,053,172.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,535,559.20 : 20,059,967.55 = 8,009,187.60 : x
  2. Step 2: Convert to fraction form
    14,535,559.20/20,059,967.55 = 8,009,187.60/x
  3. Step 3: Cross multiply
    14,535,559.20x = 20,059,967.55 × 8,009,187.60
  4. Step 4: Simplify right side
    14,535,559.20x = 160,664,043,357,862.38
  5. Step 5: Solve for x
    x = 160,664,043,357,862.38/14,535,559.20
  6. Step 6: Final answer
    x = 11,053,172.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.