Home / 9,731,973.87-13,429,581.30-5,380,798.86

Finding the Fourth Proportional to 9,731,973.87, 13,429,581.30 and 5,380,798.86

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Solution

The fourth proportional to 9,731,973.87, 13,429,581.30 and 5,380,798.86 is: 7,425,202.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,731,973.87 : 13,429,581.30 = 5,380,798.86 : x
  2. Step 2: Convert to fraction form
    9,731,973.87/13,429,581.30 = 5,380,798.86/x
  3. Step 3: Cross multiply
    9,731,973.87x = 13,429,581.30 × 5,380,798.86
  4. Step 4: Simplify right side
    9,731,973.87x = 72,261,875,749,317.33
  5. Step 5: Solve for x
    x = 72,261,875,749,317.33/9,731,973.87
  6. Step 6: Final answer
    x = 7,425,202.40

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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.