Home / 11,209,673.80-16,814,510.70-11,103,385.60

Finding the Fourth Proportional to 11,209,673.80, 16,814,510.70 and 11,103,385.60

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Solution

The fourth proportional to 11,209,673.80, 16,814,510.70 and 11,103,385.60 is: 16,655,078.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,209,673.80 : 16,814,510.70 = 11,103,385.60 : x
  2. Step 2: Convert to fraction form
    11,209,673.80/16,814,510.70 = 11,103,385.60/x
  3. Step 3: Cross multiply
    11,209,673.80x = 16,814,510.70 × 11,103,385.60
  4. Step 4: Simplify right side
    11,209,673.80x = 186,697,995,977,425.91
  5. Step 5: Solve for x
    x = 186,697,995,977,425.91/11,209,673.80
  6. Step 6: Final answer
    x = 16,655,078.40

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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.