Home / 8,919,005.10-13,378,507.65-6,228,585.05

Finding the Fourth Proportional to 8,919,005.10, 13,378,507.65 and 6,228,585.05

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Solution

The fourth proportional to 8,919,005.10, 13,378,507.65 and 6,228,585.05 is: 9,342,877.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,919,005.10 : 13,378,507.65 = 6,228,585.05 : x
  2. Step 2: Convert to fraction form
    8,919,005.10/13,378,507.65 = 6,228,585.05/x
  3. Step 3: Cross multiply
    8,919,005.10x = 13,378,507.65 × 6,228,585.05
  4. Step 4: Simplify right side
    8,919,005.10x = 83,329,172,673,208.09
  5. Step 5: Solve for x
    x = 83,329,172,673,208.09/8,919,005.10
  6. Step 6: Final answer
    x = 9,342,877.57

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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.