Home / 47,880,698.96-71,831,149.16-15,530,089.52

Finding the Fourth Proportional to 47,880,698.96, 71,831,149.16 and 15,530,089.52

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Solution

The fourth proportional to 47,880,698.96, 71,831,149.16 and 15,530,089.52 is: 23,298,410.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,880,698.96 : 71,831,149.16 = 15,530,089.52 : x
  2. Step 2: Convert to fraction form
    47,880,698.96/71,831,149.16 = 15,530,089.52/x
  3. Step 3: Cross multiply
    47,880,698.96x = 71,831,149.16 × 15,530,089.52
  4. Step 4: Simplify right side
    47,880,698.96x = 1,115,544,176,779,272.75
  5. Step 5: Solve for x
    x = 1,115,544,176,779,272.75/47,880,698.96
  6. Step 6: Final answer
    x = 23,298,410.45

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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.