Home / 9,346,469.80-14,019,704.70-8,779,599.40

Finding the Fourth Proportional to 9,346,469.80, 14,019,704.70 and 8,779,599.40

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Solution

The fourth proportional to 9,346,469.80, 14,019,704.70 and 8,779,599.40 is: 13,169,399.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,346,469.80 : 14,019,704.70 = 8,779,599.40 : x
  2. Step 2: Convert to fraction form
    9,346,469.80/14,019,704.70 = 8,779,599.40/x
  3. Step 3: Cross multiply
    9,346,469.80x = 14,019,704.70 × 8,779,599.40
  4. Step 4: Simplify right side
    9,346,469.80x = 123,087,390,972,297.17
  5. Step 5: Solve for x
    x = 123,087,390,972,297.17/9,346,469.80
  6. Step 6: Final answer
    x = 13,169,399.10

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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.