Home / 19,338,845.31-29,005,115.22-5,688,799.38

Finding the Fourth Proportional to 19,338,845.31, 29,005,115.22 and 5,688,799.38

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Solution

The fourth proportional to 19,338,845.31, 29,005,115.22 and 5,688,799.38 is: 8,532,271.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,338,845.31 : 29,005,115.22 = 5,688,799.38 : x
  2. Step 2: Convert to fraction form
    19,338,845.31/29,005,115.22 = 5,688,799.38/x
  3. Step 3: Cross multiply
    19,338,845.31x = 29,005,115.22 × 5,688,799.38
  4. Step 4: Simplify right side
    19,338,845.31x = 165,004,281,480,364.56
  5. Step 5: Solve for x
    x = 165,004,281,480,364.56/19,338,845.31
  6. Step 6: Final answer
    x = 8,532,271.64

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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.