Home / 9,860,140.10-14,790,210.15-8,180,524.10

Finding the Fourth Proportional to 9,860,140.10, 14,790,210.15 and 8,180,524.10

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Solution

The fourth proportional to 9,860,140.10, 14,790,210.15 and 8,180,524.10 is: 12,270,786.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,860,140.10 : 14,790,210.15 = 8,180,524.10 : x
  2. Step 2: Convert to fraction form
    9,860,140.10/14,790,210.15 = 8,180,524.10/x
  3. Step 3: Cross multiply
    9,860,140.10x = 14,790,210.15 × 8,180,524.10
  4. Step 4: Simplify right side
    9,860,140.10x = 120,991,670,576,139.61
  5. Step 5: Solve for x
    x = 120,991,670,576,139.61/9,860,140.10
  6. Step 6: Final answer
    x = 12,270,786.15

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Double scale
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Similar ratio
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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.