Home / 14,572,197.60-21,871,515.60-7,388,728.80

Finding the Fourth Proportional to 14,572,197.60, 21,871,515.60 and 7,388,728.80

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Solution

The fourth proportional to 14,572,197.60, 21,871,515.60 and 7,388,728.80 is: 11,089,795.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,572,197.60 : 21,871,515.60 = 7,388,728.80 : x
  2. Step 2: Convert to fraction form
    14,572,197.60/21,871,515.60 = 7,388,728.80/x
  3. Step 3: Cross multiply
    14,572,197.60x = 21,871,515.60 × 7,388,728.80
  4. Step 4: Simplify right side
    14,572,197.60x = 161,602,697,213,369.28
  5. Step 5: Solve for x
    x = 161,602,697,213,369.28/14,572,197.60
  6. Step 6: Final answer
    x = 11,089,795.90

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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.