Home / 12,447,233.60-18,670,850.40-4,871,681.60

Finding the Fourth Proportional to 12,447,233.60, 18,670,850.40 and 4,871,681.60

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Solution

The fourth proportional to 12,447,233.60, 18,670,850.40 and 4,871,681.60 is: 7,307,522.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,447,233.60 : 18,670,850.40 = 4,871,681.60 : x
  2. Step 2: Convert to fraction form
    12,447,233.60/18,670,850.40 = 4,871,681.60/x
  3. Step 3: Cross multiply
    12,447,233.60x = 18,670,850.40 × 4,871,681.60
  4. Step 4: Simplify right side
    12,447,233.60x = 90,958,438,350,032.62
  5. Step 5: Solve for x
    x = 90,958,438,350,032.62/12,447,233.60
  6. Step 6: Final answer
    x = 7,307,522.40

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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.