Home / 45,353,172.28-68,030,938.50-13,003,768.12

Finding the Fourth Proportional to 45,353,172.28, 68,030,938.50 and 13,003,768.12

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Solution

The fourth proportional to 45,353,172.28, 68,030,938.50 and 13,003,768.12 is: 19,505,990.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,353,172.28 : 68,030,938.50 = 13,003,768.12 : x
  2. Step 2: Convert to fraction form
    45,353,172.28/68,030,938.50 = 13,003,768.12/x
  3. Step 3: Cross multiply
    45,353,172.28x = 68,030,938.50 × 13,003,768.12
  4. Step 4: Simplify right side
    45,353,172.28x = 884,658,549,239,980.62
  5. Step 5: Solve for x
    x = 884,658,549,239,980.62/45,353,172.28
  6. Step 6: Final answer
    x = 19,505,990.54

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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.