Home / 13,610,113.44-18,781,946.28-7,498,541.94

Finding the Fourth Proportional to 13,610,113.44, 18,781,946.28 and 7,498,541.94

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Solution

The fourth proportional to 13,610,113.44, 18,781,946.28 and 7,498,541.94 is: 10,347,982.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,610,113.44 : 18,781,946.28 = 7,498,541.94 : x
  2. Step 2: Convert to fraction form
    13,610,113.44/18,781,946.28 = 7,498,541.94/x
  3. Step 3: Cross multiply
    13,610,113.44x = 18,781,946.28 × 7,498,541.94
  4. Step 4: Simplify right side
    13,610,113.44x = 140,837,211,895,407
  5. Step 5: Solve for x
    x = 140,837,211,895,407/13,610,113.44
  6. Step 6: Final answer
    x = 10,347,982.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.