Home / 20,357,801.10-30,536,701.65-17,169,155.10

Finding the Fourth Proportional to 20,357,801.10, 30,536,701.65 and 17,169,155.10

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Solution

The fourth proportional to 20,357,801.10, 30,536,701.65 and 17,169,155.10 is: 25,753,732.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,357,801.10 : 30,536,701.65 = 17,169,155.10 : x
  2. Step 2: Convert to fraction form
    20,357,801.10/30,536,701.65 = 17,169,155.10/x
  3. Step 3: Cross multiply
    20,357,801.10x = 30,536,701.65 × 17,169,155.10
  4. Step 4: Simplify right side
    20,357,801.10x = 524,289,366,871,275.94
  5. Step 5: Solve for x
    x = 524,289,366,871,275.94/20,357,801.10
  6. Step 6: Final answer
    x = 25,753,732.65

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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.