Home / 19,748,780.34-27,241,399.92-13,043,154.06

Finding the Fourth Proportional to 19,748,780.34, 27,241,399.92 and 13,043,154.06

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Solution

The fourth proportional to 19,748,780.34, 27,241,399.92 and 13,043,154.06 is: 17,991,682.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,748,780.34 : 27,241,399.92 = 13,043,154.06 : x
  2. Step 2: Convert to fraction form
    19,748,780.34/27,241,399.92 = 13,043,154.06/x
  3. Step 3: Cross multiply
    19,748,780.34x = 27,241,399.92 × 13,043,154.06
  4. Step 4: Simplify right side
    19,748,780.34x = 355,313,775,966,631.69
  5. Step 5: Solve for x
    x = 355,313,775,966,631.69/19,748,780.34
  6. Step 6: Final answer
    x = 17,991,682.01

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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.