Home / 9,262,646.40-12,782,451.60-5,640,974.40

Finding the Fourth Proportional to 9,262,646.40, 12,782,451.60 and 5,640,974.40

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Solution

The fourth proportional to 9,262,646.40, 12,782,451.60 and 5,640,974.40 is: 7,784,544.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,262,646.40 : 12,782,451.60 = 5,640,974.40 : x
  2. Step 2: Convert to fraction form
    9,262,646.40/12,782,451.60 = 5,640,974.40/x
  3. Step 3: Cross multiply
    9,262,646.40x = 12,782,451.60 × 5,640,974.40
  4. Step 4: Simplify right side
    9,262,646.40x = 72,105,482,244,839.05
  5. Step 5: Solve for x
    x = 72,105,482,244,839.05/9,262,646.40
  6. Step 6: Final answer
    x = 7,784,544.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.