Home / 12,787,849.30-19,150,281.15-6,048,390.10

Finding the Fourth Proportional to 12,787,849.30, 19,150,281.15 and 6,048,390.10

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Solution

The fourth proportional to 12,787,849.30, 19,150,281.15 and 6,048,390.10 is: 9,057,689.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,787,849.30 : 19,150,281.15 = 6,048,390.10 : x
  2. Step 2: Convert to fraction form
    12,787,849.30/19,150,281.15 = 6,048,390.10/x
  3. Step 3: Cross multiply
    12,787,849.30x = 19,150,281.15 × 6,048,390.10
  4. Step 4: Simplify right side
    12,787,849.30x = 115,828,370,919,876.59
  5. Step 5: Solve for x
    x = 115,828,370,919,876.59/12,787,849.30
  6. Step 6: Final answer
    x = 9,057,689.70

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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.