Home / 28,009,384.60-42,014,076.90-17,247,704.35

Finding the Fourth Proportional to 28,009,384.60, 42,014,076.90 and 17,247,704.35

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Solution

The fourth proportional to 28,009,384.60, 42,014,076.90 and 17,247,704.35 is: 25,871,556.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,009,384.60 : 42,014,076.90 = 17,247,704.35 : x
  2. Step 2: Convert to fraction form
    28,009,384.60/42,014,076.90 = 17,247,704.35/x
  3. Step 3: Cross multiply
    28,009,384.60x = 42,014,076.90 × 17,247,704.35
  4. Step 4: Simplify right side
    28,009,384.60x = 724,646,376,909,364.50
  5. Step 5: Solve for x
    x = 724,646,376,909,364.50/28,009,384.60
  6. Step 6: Final answer
    x = 25,871,556.53

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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.