Home / 13,130,548.91-19,696,768.05-5,043,524.90

Finding the Fourth Proportional to 13,130,548.91, 19,696,768.05 and 5,043,524.90

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Solution

The fourth proportional to 13,130,548.91, 19,696,768.05 and 5,043,524.90 is: 7,565,650.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,130,548.91 : 19,696,768.05 = 5,043,524.90 : x
  2. Step 2: Convert to fraction form
    13,130,548.91/19,696,768.05 = 5,043,524.90/x
  3. Step 3: Cross multiply
    13,130,548.91x = 19,696,768.05 × 5,043,524.90
  4. Step 4: Simplify right side
    13,130,548.91x = 99,341,140,011,215.59
  5. Step 5: Solve for x
    x = 99,341,140,011,215.59/13,130,548.91
  6. Step 6: Final answer
    x = 7,565,650.20

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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.