Home / 19,935,365.45-27,510,815.34-10,768,008.20

Finding the Fourth Proportional to 19,935,365.45, 27,510,815.34 and 10,768,008.20

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Solution

The fourth proportional to 19,935,365.45, 27,510,815.34 and 10,768,008.20 is: 14,859,857.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,935,365.45 : 27,510,815.34 = 10,768,008.20 : x
  2. Step 2: Convert to fraction form
    19,935,365.45/27,510,815.34 = 10,768,008.20/x
  3. Step 3: Cross multiply
    19,935,365.45x = 27,510,815.34 × 10,768,008.20
  4. Step 4: Simplify right side
    19,935,365.45x = 296,236,685,032,251.69
  5. Step 5: Solve for x
    x = 296,236,685,032,251.69/19,935,365.45
  6. Step 6: Final answer
    x = 14,859,857.26

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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.