Home / 20,951,271.89-31,417,746.19-10,570,104.02

Finding the Fourth Proportional to 20,951,271.89, 31,417,746.19 and 10,570,104.02

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Solution

The fourth proportional to 20,951,271.89, 31,417,746.19 and 10,570,104.02 is: 15,850,533.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,951,271.89 : 31,417,746.19 = 10,570,104.02 : x
  2. Step 2: Convert to fraction form
    20,951,271.89/31,417,746.19 = 10,570,104.02/x
  3. Step 3: Cross multiply
    20,951,271.89x = 31,417,746.19 × 10,570,104.02
  4. Step 4: Simplify right side
    20,951,271.89x = 332,088,845,302,258.69
  5. Step 5: Solve for x
    x = 332,088,845,302,258.69/20,951,271.89
  6. Step 6: Final answer
    x = 15,850,533.90

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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.