Home / 47,051,142.60-70,576,713.90-18,684,294.60

Finding the Fourth Proportional to 47,051,142.60, 70,576,713.90 and 18,684,294.60

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Solution

The fourth proportional to 47,051,142.60, 70,576,713.90 and 18,684,294.60 is: 28,026,441.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,051,142.60 : 70,576,713.90 = 18,684,294.60 : x
  2. Step 2: Convert to fraction form
    47,051,142.60/70,576,713.90 = 18,684,294.60/x
  3. Step 3: Cross multiply
    47,051,142.60x = 70,576,713.90 × 18,684,294.60
  4. Step 4: Simplify right side
    47,051,142.60x = 1,318,676,114,407,515.25
  5. Step 5: Solve for x
    x = 1,318,676,114,407,515.25/47,051,142.60
  6. Step 6: Final answer
    x = 28,026,441.90

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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.