Home / 13,115,207.40-19,672,811.10-4,594,436.70

Finding the Fourth Proportional to 13,115,207.40, 19,672,811.10 and 4,594,436.70

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Solution

The fourth proportional to 13,115,207.40, 19,672,811.10 and 4,594,436.70 is: 6,891,655.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,115,207.40 : 19,672,811.10 = 4,594,436.70 : x
  2. Step 2: Convert to fraction form
    13,115,207.40/19,672,811.10 = 4,594,436.70/x
  3. Step 3: Cross multiply
    13,115,207.40x = 19,672,811.10 × 4,594,436.70
  4. Step 4: Simplify right side
    13,115,207.40x = 90,385,485,310,007.38
  5. Step 5: Solve for x
    x = 90,385,485,310,007.38/13,115,207.40
  6. Step 6: Final answer
    x = 6,891,655.05

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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.