Home / 18,683,501.40-28,025,252.10-16,793,933.40

Finding the Fourth Proportional to 18,683,501.40, 28,025,252.10 and 16,793,933.40

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Solution

The fourth proportional to 18,683,501.40, 28,025,252.10 and 16,793,933.40 is: 25,190,900.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,683,501.40 : 28,025,252.10 = 16,793,933.40 : x
  2. Step 2: Convert to fraction form
    18,683,501.40/28,025,252.10 = 16,793,933.40/x
  3. Step 3: Cross multiply
    18,683,501.40x = 28,025,252.10 × 16,793,933.40
  4. Step 4: Simplify right side
    18,683,501.40x = 470,654,217,285,610.12
  5. Step 5: Solve for x
    x = 470,654,217,285,610.12/18,683,501.40
  6. Step 6: Final answer
    x = 25,190,900.10

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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.