Home / 20,037,614.40-28,109,347.20-20,037,614.40

Finding the Fourth Proportional to 20,037,614.40, 28,109,347.20 and 20,037,614.40

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Solution

The fourth proportional to 20,037,614.40, 28,109,347.20 and 20,037,614.40 is: 28,109,347.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,037,614.40 : 28,109,347.20 = 20,037,614.40 : x
  2. Step 2: Convert to fraction form
    20,037,614.40/28,109,347.20 = 20,037,614.40/x
  3. Step 3: Cross multiply
    20,037,614.40x = 28,109,347.20 × 20,037,614.40
  4. Step 4: Simplify right side
    20,037,614.40x = 563,244,260,229,319.62
  5. Step 5: Solve for x
    x = 563,244,260,229,319.62/20,037,614.40
  6. Step 6: Final answer
    x = 28,109,347.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.