Home / 43,446,168.60-65,178,000.90-12,740,688.60

Finding the Fourth Proportional to 43,446,168.60, 65,178,000.90 and 12,740,688.60

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Solution

The fourth proportional to 43,446,168.60, 65,178,000.90 and 12,740,688.60 is: 19,113,598.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,446,168.60 : 65,178,000.90 = 12,740,688.60 : x
  2. Step 2: Convert to fraction form
    43,446,168.60/65,178,000.90 = 12,740,688.60/x
  3. Step 3: Cross multiply
    43,446,168.60x = 65,178,000.90 × 12,740,688.60
  4. Step 4: Simplify right side
    43,446,168.60x = 830,412,613,037,419.75
  5. Step 5: Solve for x
    x = 830,412,613,037,419.75/43,446,168.60
  6. Step 6: Final answer
    x = 19,113,598.27

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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.