Home / 9,220,820.10-13,831,230.15-8,590,964.10

Finding the Fourth Proportional to 9,220,820.10, 13,831,230.15 and 8,590,964.10

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Solution

The fourth proportional to 9,220,820.10, 13,831,230.15 and 8,590,964.10 is: 12,886,446.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,220,820.10 : 13,831,230.15 = 8,590,964.10 : x
  2. Step 2: Convert to fraction form
    9,220,820.10/13,831,230.15 = 8,590,964.10/x
  3. Step 3: Cross multiply
    9,220,820.10x = 13,831,230.15 × 8,590,964.10
  4. Step 4: Simplify right side
    9,220,820.10x = 118,823,601,677,487.61
  5. Step 5: Solve for x
    x = 118,823,601,677,487.61/9,220,820.10
  6. Step 6: Final answer
    x = 12,886,446.15

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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.