Home / 7,680,609.80-11,520,914.70-4,831,483.40

Finding the Fourth Proportional to 7,680,609.80, 11,520,914.70 and 4,831,483.40

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Solution

The fourth proportional to 7,680,609.80, 11,520,914.70 and 4,831,483.40 is: 7,247,225.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,680,609.80 : 11,520,914.70 = 4,831,483.40 : x
  2. Step 2: Convert to fraction form
    7,680,609.80/11,520,914.70 = 4,831,483.40/x
  3. Step 3: Cross multiply
    7,680,609.80x = 11,520,914.70 × 4,831,483.40
  4. Step 4: Simplify right side
    7,680,609.80x = 55,663,108,125,865.98
  5. Step 5: Solve for x
    x = 55,663,108,125,865.98/7,680,609.80
  6. Step 6: Final answer
    x = 7,247,225.10

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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.