Home / 10,195,890.60-15,293,835.90-5,660,927.40

Finding the Fourth Proportional to 10,195,890.60, 15,293,835.90 and 5,660,927.40

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Solution

The fourth proportional to 10,195,890.60, 15,293,835.90 and 5,660,927.40 is: 8,491,391.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,195,890.60 : 15,293,835.90 = 5,660,927.40 : x
  2. Step 2: Convert to fraction form
    10,195,890.60/15,293,835.90 = 5,660,927.40/x
  3. Step 3: Cross multiply
    10,195,890.60x = 15,293,835.90 × 5,660,927.40
  4. Step 4: Simplify right side
    10,195,890.60x = 86,577,294,697,413.67
  5. Step 5: Solve for x
    x = 86,577,294,697,413.67/10,195,890.60
  6. Step 6: Final answer
    x = 8,491,391.10

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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.