Home / 31,533,709.60-47,300,564.40-9,974,919.70

Finding the Fourth Proportional to 31,533,709.60, 47,300,564.40 and 9,974,919.70

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Solution

The fourth proportional to 31,533,709.60, 47,300,564.40 and 9,974,919.70 is: 14,962,379.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,533,709.60 : 47,300,564.40 = 9,974,919.70 : x
  2. Step 2: Convert to fraction form
    31,533,709.60/47,300,564.40 = 9,974,919.70/x
  3. Step 3: Cross multiply
    31,533,709.60x = 47,300,564.40 × 9,974,919.70
  4. Step 4: Simplify right side
    31,533,709.60x = 471,819,331,654,678.62
  5. Step 5: Solve for x
    x = 471,819,331,654,678.62/31,533,709.60
  6. Step 6: Final answer
    x = 14,962,379.55

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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.