Home / 49,871,447.60-74,807,171.40-47,745,683.60

Finding the Fourth Proportional to 49,871,447.60, 74,807,171.40 and 47,745,683.60

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Solution

The fourth proportional to 49,871,447.60, 74,807,171.40 and 47,745,683.60 is: 71,618,525.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,871,447.60 : 74,807,171.40 = 47,745,683.60 : x
  2. Step 2: Convert to fraction form
    49,871,447.60/74,807,171.40 = 47,745,683.60/x
  3. Step 3: Cross multiply
    49,871,447.60x = 74,807,171.40 × 47,745,683.60
  4. Step 4: Simplify right side
    49,871,447.60x = 3,571,719,536,675,369.50
  5. Step 5: Solve for x
    x = 3,571,719,536,675,369.50/49,871,447.60
  6. Step 6: Final answer
    x = 71,618,525.40

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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.