Home / 8,712,715.76-13,069,893.20-2,564,701.46

Finding the Fourth Proportional to 8,712,715.76, 13,069,893.20 and 2,564,701.46

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Solution

The fourth proportional to 8,712,715.76, 13,069,893.20 and 2,564,701.46 is: 3,847,293.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,712,715.76 : 13,069,893.20 = 2,564,701.46 : x
  2. Step 2: Convert to fraction form
    8,712,715.76/13,069,893.20 = 2,564,701.46/x
  3. Step 3: Cross multiply
    8,712,715.76x = 13,069,893.20 × 2,564,701.46
  4. Step 4: Simplify right side
    8,712,715.76x = 33,520,374,093,911.10
  5. Step 5: Solve for x
    x = 33,520,374,093,911.10/8,712,715.76
  6. Step 6: Final answer
    x = 3,847,293.43

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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.