Home / 47,773,686.09-71,648,718.39-20,476,883.10

Finding the Fourth Proportional to 47,773,686.09, 71,648,718.39 and 20,476,883.10

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Solution

The fourth proportional to 47,773,686.09, 71,648,718.39 and 20,476,883.10 is: 30,710,262.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,773,686.09 : 71,648,718.39 = 20,476,883.10 : x
  2. Step 2: Convert to fraction form
    47,773,686.09/71,648,718.39 = 20,476,883.10/x
  3. Step 3: Cross multiply
    47,773,686.09x = 71,648,718.39 × 20,476,883.10
  4. Step 4: Simplify right side
    47,773,686.09x = 1,467,142,430,736,850.25
  5. Step 5: Solve for x
    x = 1,467,142,430,736,850.25/47,773,686.09
  6. Step 6: Final answer
    x = 30,710,262.30

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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.