Home / 13,367,513.16-20,033,308.98-7,293,142.62

Finding the Fourth Proportional to 13,367,513.16, 20,033,308.98 and 7,293,142.62

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Solution

The fourth proportional to 13,367,513.16, 20,033,308.98 and 7,293,142.62 is: 10,929,914.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,367,513.16 : 20,033,308.98 = 7,293,142.62 : x
  2. Step 2: Convert to fraction form
    13,367,513.16/20,033,308.98 = 7,293,142.62/x
  3. Step 3: Cross multiply
    13,367,513.16x = 20,033,308.98 × 7,293,142.62
  4. Step 4: Simplify right side
    13,367,513.16x = 146,105,779,541,666.72
  5. Step 5: Solve for x
    x = 146,105,779,541,666.72/13,367,513.16
  6. Step 6: Final answer
    x = 10,929,914.77

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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.