Home / 12,931,236.63-19,398,355.71-4,296,107.70

Finding the Fourth Proportional to 12,931,236.63, 19,398,355.71 and 4,296,107.70

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Solution

The fourth proportional to 12,931,236.63, 19,398,355.71 and 4,296,107.70 is: 6,444,660.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,931,236.63 : 19,398,355.71 = 4,296,107.70 : x
  2. Step 2: Convert to fraction form
    12,931,236.63/19,398,355.71 = 4,296,107.70/x
  3. Step 3: Cross multiply
    12,931,236.63x = 19,398,355.71 × 4,296,107.70
  4. Step 4: Simplify right side
    12,931,236.63x = 83,337,425,333,069.97
  5. Step 5: Solve for x
    x = 83,337,425,333,069.97/12,931,236.63
  6. Step 6: Final answer
    x = 6,444,660.14

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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.