Home / 9,255,221.02-12,772,044.90-5,125,170.34

Finding the Fourth Proportional to 9,255,221.02, 12,772,044.90 and 5,125,170.34

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Solution

The fourth proportional to 9,255,221.02, 12,772,044.90 and 5,125,170.34 is: 7,072,646.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,255,221.02 : 12,772,044.90 = 5,125,170.34 : x
  2. Step 2: Convert to fraction form
    9,255,221.02/12,772,044.90 = 5,125,170.34/x
  3. Step 3: Cross multiply
    9,255,221.02x = 12,772,044.90 × 5,125,170.34
  4. Step 4: Simplify right side
    9,255,221.02x = 65,458,905,702,628.27
  5. Step 5: Solve for x
    x = 65,458,905,702,628.27/9,255,221.02
  6. Step 6: Final answer
    x = 7,072,646.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.