Home / 25,596,952.20-38,395,428.30-18,794,507.40

Finding the Fourth Proportional to 25,596,952.20, 38,395,428.30 and 18,794,507.40

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Solution

The fourth proportional to 25,596,952.20, 38,395,428.30 and 18,794,507.40 is: 28,191,761.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,596,952.20 : 38,395,428.30 = 18,794,507.40 : x
  2. Step 2: Convert to fraction form
    25,596,952.20/38,395,428.30 = 18,794,507.40/x
  3. Step 3: Cross multiply
    25,596,952.20x = 38,395,428.30 × 18,794,507.40
  4. Step 4: Simplify right side
    25,596,952.20x = 721,623,161,310,519.25
  5. Step 5: Solve for x
    x = 721,623,161,310,519.25/25,596,952.20
  6. Step 6: Final answer
    x = 28,191,761.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.