Home / 25,843,893.71-38,742,377.14-12,894,005.15

Finding the Fourth Proportional to 25,843,893.71, 38,742,377.14 and 12,894,005.15

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Solution

The fourth proportional to 25,843,893.71, 38,742,377.14 and 12,894,005.15 is: 19,329,301.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,843,893.71 : 38,742,377.14 = 12,894,005.15 : x
  2. Step 2: Convert to fraction form
    25,843,893.71/38,742,377.14 = 12,894,005.15/x
  3. Step 3: Cross multiply
    25,843,893.71x = 38,742,377.14 × 12,894,005.15
  4. Step 4: Simplify right side
    25,843,893.71x = 499,544,410,140,455.38
  5. Step 5: Solve for x
    x = 499,544,410,140,455.38/25,843,893.71
  6. Step 6: Final answer
    x = 19,329,301.37

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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.