Home / 7,134,537.70-10,687,291.35-4,430,563.30

Finding the Fourth Proportional to 7,134,537.70, 10,687,291.35 and 4,430,563.30

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Solution

The fourth proportional to 7,134,537.70, 10,687,291.35 and 4,430,563.30 is: 6,636,830.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,134,537.70 : 10,687,291.35 = 4,430,563.30 : x
  2. Step 2: Convert to fraction form
    7,134,537.70/10,687,291.35 = 4,430,563.30/x
  3. Step 3: Cross multiply
    7,134,537.70x = 10,687,291.35 × 4,430,563.30
  4. Step 4: Simplify right side
    7,134,537.70x = 47,350,720,831,717.45
  5. Step 5: Solve for x
    x = 47,350,720,831,717.45/7,134,537.70
  6. Step 6: Final answer
    x = 6,636,830.98

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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.