Home / 7,346,374.40-11,019,561.60-5,320,337.60

Finding the Fourth Proportional to 7,346,374.40, 11,019,561.60 and 5,320,337.60

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Solution

The fourth proportional to 7,346,374.40, 11,019,561.60 and 5,320,337.60 is: 7,980,506.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,346,374.40 : 11,019,561.60 = 5,320,337.60 : x
  2. Step 2: Convert to fraction form
    7,346,374.40/11,019,561.60 = 5,320,337.60/x
  3. Step 3: Cross multiply
    7,346,374.40x = 11,019,561.60 × 5,320,337.60
  4. Step 4: Simplify right side
    7,346,374.40x = 58,627,787,915,996.16
  5. Step 5: Solve for x
    x = 58,627,787,915,996.16/7,346,374.40
  6. Step 6: Final answer
    x = 7,980,506.40

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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.