Home / 47,230,586.04-70,868,273.94-28,099,137.72

Finding the Fourth Proportional to 47,230,586.04, 70,868,273.94 and 28,099,137.72

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Solution

The fourth proportional to 47,230,586.04, 70,868,273.94 and 28,099,137.72 is: 42,162,030.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,230,586.04 : 70,868,273.94 = 28,099,137.72 : x
  2. Step 2: Convert to fraction form
    47,230,586.04/70,868,273.94 = 28,099,137.72/x
  3. Step 3: Cross multiply
    47,230,586.04x = 70,868,273.94 × 28,099,137.72
  4. Step 4: Simplify right side
    47,230,586.04x = 1,991,337,389,418,746.75
  5. Step 5: Solve for x
    x = 1,991,337,389,418,746.75/47,230,586.04
  6. Step 6: Final answer
    x = 42,162,030.08

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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.