Home / 9,756,421.04-13,463,969.34-5,405,575.88

Finding the Fourth Proportional to 9,756,421.04, 13,463,969.34 and 5,405,575.88

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Solution

The fourth proportional to 9,756,421.04, 13,463,969.34 and 5,405,575.88 is: 7,459,754.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,756,421.04 : 13,463,969.34 = 5,405,575.88 : x
  2. Step 2: Convert to fraction form
    9,756,421.04/13,463,969.34 = 5,405,575.88/x
  3. Step 3: Cross multiply
    9,756,421.04x = 13,463,969.34 × 5,405,575.88
  4. Step 4: Simplify right side
    9,756,421.04x = 72,780,507,846,043.67
  5. Step 5: Solve for x
    x = 72,780,507,846,043.67/9,756,421.04
  6. Step 6: Final answer
    x = 7,459,754.72

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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.