Home / 28,750,808.02-39,676,667.50-15,698,584.26

Finding the Fourth Proportional to 28,750,808.02, 39,676,667.50 and 15,698,584.26

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Solution

The fourth proportional to 28,750,808.02, 39,676,667.50 and 15,698,584.26 is: 21,664,347.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,750,808.02 : 39,676,667.50 = 15,698,584.26 : x
  2. Step 2: Convert to fraction form
    28,750,808.02/39,676,667.50 = 15,698,584.26/x
  3. Step 3: Cross multiply
    28,750,808.02x = 39,676,667.50 × 15,698,584.26
  4. Step 4: Simplify right side
    28,750,808.02x = 622,867,507,904,753.50
  5. Step 5: Solve for x
    x = 622,867,507,904,753.50/28,750,808.02
  6. Step 6: Final answer
    x = 21,664,347.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.