Home / 39,725,271.90-59,587,907.85-20,561,903.10

Finding the Fourth Proportional to 39,725,271.90, 59,587,907.85 and 20,561,903.10

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Solution

The fourth proportional to 39,725,271.90, 59,587,907.85 and 20,561,903.10 is: 30,842,854.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,725,271.90 : 59,587,907.85 = 20,561,903.10 : x
  2. Step 2: Convert to fraction form
    39,725,271.90/59,587,907.85 = 20,561,903.10/x
  3. Step 3: Cross multiply
    39,725,271.90x = 59,587,907.85 × 20,561,903.10
  4. Step 4: Simplify right side
    39,725,271.90x = 1,225,240,787,143,429.50
  5. Step 5: Solve for x
    x = 1,225,240,787,143,429.50/39,725,271.90
  6. Step 6: Final answer
    x = 30,842,854.65

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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.