Home / 47,051,268.60-70,576,902.90-18,684,420.60

Finding the Fourth Proportional to 47,051,268.60, 70,576,902.90 and 18,684,420.60

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Solution

The fourth proportional to 47,051,268.60, 70,576,902.90 and 18,684,420.60 is: 28,026,630.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,051,268.60 : 70,576,902.90 = 18,684,420.60 : x
  2. Step 2: Convert to fraction form
    47,051,268.60/70,576,902.90 = 18,684,420.60/x
  3. Step 3: Cross multiply
    47,051,268.60x = 70,576,902.90 × 18,684,420.60
  4. Step 4: Simplify right side
    47,051,268.60x = 1,318,688,538,428,960
  5. Step 5: Solve for x
    x = 1,318,688,538,428,960/47,051,268.60
  6. Step 6: Final answer
    x = 28,026,630.90

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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.