Home / 43,162,973.40-64,744,460.10-37,620,240.60

Finding the Fourth Proportional to 43,162,973.40, 64,744,460.10 and 37,620,240.60

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Solution

The fourth proportional to 43,162,973.40, 64,744,460.10 and 37,620,240.60 is: 56,430,360.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,162,973.40 : 64,744,460.10 = 37,620,240.60 : x
  2. Step 2: Convert to fraction form
    43,162,973.40/64,744,460.10 = 37,620,240.60/x
  3. Step 3: Cross multiply
    43,162,973.40x = 64,744,460.10 × 37,620,240.60
  4. Step 4: Simplify right side
    43,162,973.40x = 2,435,702,166,479,100
  5. Step 5: Solve for x
    x = 2,435,702,166,479,100/43,162,973.40
  6. Step 6: Final answer
    x = 56,430,360.90

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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.