Home / 12,953,114.10-19,429,671.15-12,579,866.10

Finding the Fourth Proportional to 12,953,114.10, 19,429,671.15 and 12,579,866.10

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Solution

The fourth proportional to 12,953,114.10, 19,429,671.15 and 12,579,866.10 is: 18,869,799.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,953,114.10 : 19,429,671.15 = 12,579,866.10 : x
  2. Step 2: Convert to fraction form
    12,953,114.10/19,429,671.15 = 12,579,866.10/x
  3. Step 3: Cross multiply
    12,953,114.10x = 19,429,671.15 × 12,579,866.10
  4. Step 4: Simplify right side
    12,953,114.10x = 244,422,661,434,033
  5. Step 5: Solve for x
    x = 244,422,661,434,033/12,953,114.10
  6. Step 6: Final answer
    x = 18,869,799.15

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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.