Home / 14,373,678.80-21,560,518.20-13,334,416.40

Finding the Fourth Proportional to 14,373,678.80, 21,560,518.20 and 13,334,416.40

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Solution

The fourth proportional to 14,373,678.80, 21,560,518.20 and 13,334,416.40 is: 20,001,624.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,373,678.80 : 21,560,518.20 = 13,334,416.40 : x
  2. Step 2: Convert to fraction form
    14,373,678.80/21,560,518.20 = 13,334,416.40/x
  3. Step 3: Cross multiply
    14,373,678.80x = 21,560,518.20 × 13,334,416.40
  4. Step 4: Simplify right side
    14,373,678.80x = 287,496,927,478,578.50
  5. Step 5: Solve for x
    x = 287,496,927,478,578.50/14,373,678.80
  6. Step 6: Final answer
    x = 20,001,624.60

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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.