Home / 13,375,531.04-20,029,237.05-8,812,746.76

Finding the Fourth Proportional to 13,375,531.04, 20,029,237.05 and 8,812,746.76

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Solution

The fourth proportional to 13,375,531.04, 20,029,237.05 and 8,812,746.76 is: 13,196,679.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,375,531.04 : 20,029,237.05 = 8,812,746.76 : x
  2. Step 2: Convert to fraction form
    13,375,531.04/20,029,237.05 = 8,812,746.76/x
  3. Step 3: Cross multiply
    13,375,531.04x = 20,029,237.05 × 8,812,746.76
  4. Step 4: Simplify right side
    13,375,531.04x = 176,512,593,917,659.47
  5. Step 5: Solve for x
    x = 176,512,593,917,659.47/13,375,531.04
  6. Step 6: Final answer
    x = 13,196,679.32

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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.