Home / 8,683,676.90-13,023,686.78-5,600,432.16

Finding the Fourth Proportional to 8,683,676.90, 13,023,686.78 and 5,600,432.16

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Solution

The fourth proportional to 8,683,676.90, 13,023,686.78 and 5,600,432.16 is: 8,399,468.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,683,676.90 : 13,023,686.78 = 5,600,432.16 : x
  2. Step 2: Convert to fraction form
    8,683,676.90/13,023,686.78 = 5,600,432.16/x
  3. Step 3: Cross multiply
    8,683,676.90x = 13,023,686.78 × 5,600,432.16
  4. Step 4: Simplify right side
    8,683,676.90x = 72,938,274,284,478.84
  5. Step 5: Solve for x
    x = 72,938,274,284,478.84/8,683,676.90
  6. Step 6: Final answer
    x = 8,399,468.93

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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.