Home / 18,683,462.40-28,025,193.60-8,586,083.40

Finding the Fourth Proportional to 18,683,462.40, 28,025,193.60 and 8,586,083.40

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Solution

The fourth proportional to 18,683,462.40, 28,025,193.60 and 8,586,083.40 is: 12,879,125.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,683,462.40 : 28,025,193.60 = 8,586,083.40 : x
  2. Step 2: Convert to fraction form
    18,683,462.40/28,025,193.60 = 8,586,083.40/x
  3. Step 3: Cross multiply
    18,683,462.40x = 28,025,193.60 × 8,586,083.40
  4. Step 4: Simplify right side
    18,683,462.40x = 240,626,649,550,746.25
  5. Step 5: Solve for x
    x = 240,626,649,550,746.25/18,683,462.40
  6. Step 6: Final answer
    x = 12,879,125.10

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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.