Home / 15,113,313.30-22,658,772.50-9,128,281.62

Finding the Fourth Proportional to 15,113,313.30, 22,658,772.50 and 9,128,281.62

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Solution

The fourth proportional to 15,113,313.30, 22,658,772.50 and 9,128,281.62 is: 13,685,659.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,113,313.30 : 22,658,772.50 = 9,128,281.62 : x
  2. Step 2: Convert to fraction form
    15,113,313.30/22,658,772.50 = 9,128,281.62/x
  3. Step 3: Cross multiply
    15,113,313.30x = 22,658,772.50 × 9,128,281.62
  4. Step 4: Simplify right side
    15,113,313.30x = 206,835,656,543,511.44
  5. Step 5: Solve for x
    x = 206,835,656,543,511.44/15,113,313.30
  6. Step 6: Final answer
    x = 13,685,659.29

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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.