Home / 19,516,888.60-26,933,464.38-10,815,206.56

Finding the Fourth Proportional to 19,516,888.60, 26,933,464.38 and 10,815,206.56

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Solution

The fourth proportional to 19,516,888.60, 26,933,464.38 and 10,815,206.56 is: 14,925,072.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,516,888.60 : 26,933,464.38 = 10,815,206.56 : x
  2. Step 2: Convert to fraction form
    19,516,888.60/26,933,464.38 = 10,815,206.56/x
  3. Step 3: Cross multiply
    19,516,888.60x = 26,933,464.38 × 10,815,206.56
  4. Step 4: Simplify right side
    19,516,888.60x = 291,290,980,646,102.31
  5. Step 5: Solve for x
    x = 291,290,980,646,102.31/19,516,888.60
  6. Step 6: Final answer
    x = 14,925,072.67

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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.