Home / 30,303,890.06-45,462,551.88-8,736,808.69

Finding the Fourth Proportional to 30,303,890.06, 45,462,551.88 and 8,736,808.69

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Solution

The fourth proportional to 30,303,890.06, 45,462,551.88 and 8,736,808.69 is: 13,107,149.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,303,890.06 : 45,462,551.88 = 8,736,808.69 : x
  2. Step 2: Convert to fraction form
    30,303,890.06/45,462,551.88 = 8,736,808.69/x
  3. Step 3: Cross multiply
    30,303,890.06x = 45,462,551.88 × 8,736,808.69
  4. Step 4: Simplify right side
    30,303,890.06x = 397,197,618,107,447.12
  5. Step 5: Solve for x
    x = 397,197,618,107,447.12/30,303,890.06
  6. Step 6: Final answer
    x = 13,107,149.52

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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.