Home / 7,769,570.40-10,721,505.60-4,331,606.40

Finding the Fourth Proportional to 7,769,570.40, 10,721,505.60 and 4,331,606.40

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Solution

The fourth proportional to 7,769,570.40, 10,721,505.60 and 4,331,606.40 is: 5,977,337.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,769,570.40 : 10,721,505.60 = 4,331,606.40 : x
  2. Step 2: Convert to fraction form
    7,769,570.40/10,721,505.60 = 4,331,606.40/x
  3. Step 3: Cross multiply
    7,769,570.40x = 10,721,505.60 × 4,331,606.40
  4. Step 4: Simplify right side
    7,769,570.40x = 46,441,342,274,595.84
  5. Step 5: Solve for x
    x = 46,441,342,274,595.84/7,769,570.40
  6. Step 6: Final answer
    x = 5,977,337.21

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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.