Home / 12,956,937.60-19,435,406.40-9,933,628.80

Finding the Fourth Proportional to 12,956,937.60, 19,435,406.40 and 9,933,628.80

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Solution

The fourth proportional to 12,956,937.60, 19,435,406.40 and 9,933,628.80 is: 14,900,443.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,956,937.60 : 19,435,406.40 = 9,933,628.80 : x
  2. Step 2: Convert to fraction form
    12,956,937.60/19,435,406.40 = 9,933,628.80/x
  3. Step 3: Cross multiply
    12,956,937.60x = 19,435,406.40 × 9,933,628.80
  4. Step 4: Simplify right side
    12,956,937.60x = 193,064,112,754,744.31
  5. Step 5: Solve for x
    x = 193,064,112,754,744.31/12,956,937.60
  6. Step 6: Final answer
    x = 14,900,443.20

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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.