Home / 19,119,221.56-26,384,192.94-10,417,465.68

Finding the Fourth Proportional to 19,119,221.56, 26,384,192.94 and 10,417,465.68

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Solution

The fourth proportional to 19,119,221.56, 26,384,192.94 and 10,417,465.68 is: 14,375,921.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,119,221.56 : 26,384,192.94 = 10,417,465.68 : x
  2. Step 2: Convert to fraction form
    19,119,221.56/26,384,192.94 = 10,417,465.68/x
  3. Step 3: Cross multiply
    19,119,221.56x = 26,384,192.94 × 10,417,465.68
  4. Step 4: Simplify right side
    19,119,221.56x = 274,856,424,446,948.31
  5. Step 5: Solve for x
    x = 274,856,424,446,948.31/19,119,221.56
  6. Step 6: Final answer
    x = 14,375,921.30

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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.