Home / 18,683,603.40-28,025,405.10-16,794,035.40

Finding the Fourth Proportional to 18,683,603.40, 28,025,405.10 and 16,794,035.40

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Solution

The fourth proportional to 18,683,603.40, 28,025,405.10 and 16,794,035.40 is: 25,191,053.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,683,603.40 : 28,025,405.10 = 16,794,035.40 : x
  2. Step 2: Convert to fraction form
    18,683,603.40/28,025,405.10 = 16,794,035.40/x
  3. Step 3: Cross multiply
    18,683,603.40x = 28,025,405.10 × 16,794,035.40
  4. Step 4: Simplify right side
    18,683,603.40x = 470,659,645,348,740.50
  5. Step 5: Solve for x
    x = 470,659,645,348,740.50/18,683,603.40
  6. Step 6: Final answer
    x = 25,191,053.10

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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.