Home / 8,696,043.20-13,044,064.80-2,712,401.60

Finding the Fourth Proportional to 8,696,043.20, 13,044,064.80 and 2,712,401.60

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Solution

The fourth proportional to 8,696,043.20, 13,044,064.80 and 2,712,401.60 is: 4,068,602.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,696,043.20 : 13,044,064.80 = 2,712,401.60 : x
  2. Step 2: Convert to fraction form
    8,696,043.20/13,044,064.80 = 2,712,401.60/x
  3. Step 3: Cross multiply
    8,696,043.20x = 13,044,064.80 × 2,712,401.60
  4. Step 4: Simplify right side
    8,696,043.20x = 35,380,742,234,023.68
  5. Step 5: Solve for x
    x = 35,380,742,234,023.68/8,696,043.20
  6. Step 6: Final answer
    x = 4,068,602.40

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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.