Home / 10,890,033.40-16,335,050.10-9,189,422.20

Finding the Fourth Proportional to 10,890,033.40, 16,335,050.10 and 9,189,422.20

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Solution

The fourth proportional to 10,890,033.40, 16,335,050.10 and 9,189,422.20 is: 13,784,133.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,890,033.40 : 16,335,050.10 = 9,189,422.20 : x
  2. Step 2: Convert to fraction form
    10,890,033.40/16,335,050.10 = 9,189,422.20/x
  3. Step 3: Cross multiply
    10,890,033.40x = 16,335,050.10 × 9,189,422.20
  4. Step 4: Simplify right side
    10,890,033.40x = 150,109,672,027,052.22
  5. Step 5: Solve for x
    x = 150,109,672,027,052.22/10,890,033.40
  6. Step 6: Final answer
    x = 13,784,133.30

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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.